diff --git a/src/backends/meta-monitor-manager-dummy.c b/src/backends/meta-monitor-manager-dummy.c
index 06e88373a..46c3b8c17 100644
--- a/src/backends/meta-monitor-manager-dummy.c
+++ b/src/backends/meta-monitor-manager-dummy.c
@@ -694,11 +694,11 @@ meta_monitor_manager_dummy_calculate_monitor_mode_scale (MetaMonitorManager *man
 }
 
 static float *
-meta_monitor_manager_dummy_calculate_supported_scales (MetaMonitorManager          *manager,
-                                                       MetaLogicalMonitorLayoutMode layout_mode,
-                                                       MetaMonitor                 *monitor,
-                                                       MetaMonitorMode             *monitor_mode,
-                                                       int                         *n_supported_scales)
+meta_monitor_manager_dummy_calculate_supported_scales (MetaMonitorManager           *manager,
+                                                       MetaLogicalMonitorLayoutMode  layout_mode,
+                                                       MetaMonitor                  *monitor,
+                                                       MetaMonitorMode              *monitor_mode,
+                                                       int                          *n_supported_scales)
 {
   MetaMonitorScalesConstraint constraints =
     META_MONITOR_SCALES_CONSTRAINT_NONE;
diff --git a/src/backends/meta-monitor-manager.c b/src/backends/meta-monitor-manager.c
index 94202654e..c4ed24522 100644
--- a/src/backends/meta-monitor-manager.c
+++ b/src/backends/meta-monitor-manager.c
@@ -400,11 +400,11 @@ meta_monitor_manager_calculate_monitor_mode_scale (MetaMonitorManager *manager,
 }
 
 float *
-meta_monitor_manager_calculate_supported_scales (MetaMonitorManager          *manager,
-                                                 MetaLogicalMonitorLayoutMode layout_mode,
-                                                 MetaMonitor                 *monitor,
-                                                 MetaMonitorMode             *monitor_mode,
-                                                 int                         *n_supported_scales)
+meta_monitor_manager_calculate_supported_scales (MetaMonitorManager           *manager,
+                                                 MetaLogicalMonitorLayoutMode  layout_mode,
+                                                 MetaMonitor                  *monitor,
+                                                 MetaMonitorMode              *monitor_mode,
+                                                 int                          *n_supported_scales)
 {
   MetaMonitorManagerClass *manager_class =
     META_MONITOR_MANAGER_GET_CLASS (manager);
diff --git a/src/backends/meta-monitor.c b/src/backends/meta-monitor.c
index 1a32e4c12..b2f500fa2 100644
--- a/src/backends/meta-monitor.c
+++ b/src/backends/meta-monitor.c
@@ -1642,10 +1642,10 @@ out:
 }
 
 float *
-meta_monitor_calculate_supported_scales (MetaMonitor                *monitor,
-                                         MetaMonitorMode            *monitor_mode,
-                                         MetaMonitorScalesConstraint constraints,
-                                         int                        *n_supported_scales)
+meta_monitor_calculate_supported_scales (MetaMonitor                 *monitor,
+                                         MetaMonitorMode             *monitor_mode,
+                                         MetaMonitorScalesConstraint  constraints,
+                                         int                         *n_supported_scales)
 {
   unsigned int i, j;
   int width, height;
diff --git a/src/backends/meta-monitor.h b/src/backends/meta-monitor.h
index 41f2c0ffd..b24b1a5a0 100644
--- a/src/backends/meta-monitor.h
+++ b/src/backends/meta-monitor.h
@@ -226,10 +226,10 @@ float meta_monitor_calculate_mode_scale (MetaMonitor     *monitor,
                                          MetaMonitorMode *monitor_mode);
 
 META_EXPORT_TEST
-float * meta_monitor_calculate_supported_scales (MetaMonitor                *monitor,
-                                                 MetaMonitorMode            *monitor_mode,
-                                                 MetaMonitorScalesConstraint constraints,
-                                                 int                        *n_supported_scales);
+float * meta_monitor_calculate_supported_scales (MetaMonitor                 *monitor,
+                                                 MetaMonitorMode             *monitor_mode,
+                                                 MetaMonitorScalesConstraint  constraints,
+                                                 int                         *n_supported_scales);
 
 META_EXPORT_TEST
 const char * meta_monitor_mode_get_id (MetaMonitorMode *monitor_mode);
diff --git a/src/backends/native/meta-monitor-manager-kms.c b/src/backends/native/meta-monitor-manager-kms.c
index c2c8ab5a0..c9a3cabe2 100644
--- a/src/backends/native/meta-monitor-manager-kms.c
+++ b/src/backends/native/meta-monitor-manager-kms.c
@@ -512,11 +512,11 @@ meta_monitor_manager_kms_calculate_monitor_mode_scale (MetaMonitorManager *manag
 }
 
 static float *
-meta_monitor_manager_kms_calculate_supported_scales (MetaMonitorManager          *manager,
-                                                     MetaLogicalMonitorLayoutMode layout_mode,
-                                                     MetaMonitor                 *monitor,
-                                                     MetaMonitorMode             *monitor_mode,
-                                                     int                         *n_supported_scales)
+meta_monitor_manager_kms_calculate_supported_scales (MetaMonitorManager           *manager,
+                                                     MetaLogicalMonitorLayoutMode  layout_mode,
+                                                     MetaMonitor                  *monitor,
+                                                     MetaMonitorMode              *monitor_mode,
+                                                     int                          *n_supported_scales)
 {
   MetaMonitorScalesConstraint constraints =
     META_MONITOR_SCALES_CONSTRAINT_NONE;
diff --git a/src/backends/x11/meta-monitor-manager-xrandr.c b/src/backends/x11/meta-monitor-manager-xrandr.c
index c3a33e5d3..784bbde7c 100644
--- a/src/backends/x11/meta-monitor-manager-xrandr.c
+++ b/src/backends/x11/meta-monitor-manager-xrandr.c
@@ -929,11 +929,11 @@ ensure_supported_monitor_scales (MetaMonitorManager *manager)
 }
 
 static float *
-meta_monitor_manager_xrandr_calculate_supported_scales (MetaMonitorManager          *manager,
-                                                        MetaLogicalMonitorLayoutMode layout_mode,
-                                                        MetaMonitor                 *monitor,
-                                                        MetaMonitorMode             *monitor_mode,
-                                                        int                         *n_supported_scales)
+meta_monitor_manager_xrandr_calculate_supported_scales (MetaMonitorManager           *manager,
+                                                        MetaLogicalMonitorLayoutMode  layout_mode,
+                                                        MetaMonitor                  *monitor,
+                                                        MetaMonitorMode              *monitor_mode,
+                                                        int                          *n_supported_scales)
 {
   MetaMonitorManagerXrandr *manager_xrandr =
     META_MONITOR_MANAGER_XRANDR (manager);
diff --git a/src/tests/meta-monitor-manager-test.c b/src/tests/meta-monitor-manager-test.c
index d1b729c8a..45680ed5b 100644
--- a/src/tests/meta-monitor-manager-test.c
+++ b/src/tests/meta-monitor-manager-test.c
@@ -373,11 +373,11 @@ meta_monitor_manager_test_calculate_monitor_mode_scale (MetaMonitorManager *mana
 }
 
 static float *
-meta_monitor_manager_test_calculate_supported_scales (MetaMonitorManager          *manager,
-                                                      MetaLogicalMonitorLayoutMode layout_mode,
-                                                      MetaMonitor                 *monitor,
-                                                      MetaMonitorMode             *monitor_mode,
-                                                      int                         *n_supported_scales)
+meta_monitor_manager_test_calculate_supported_scales (MetaMonitorManager           *manager,
+                                                      MetaLogicalMonitorLayoutMode  layout_mode,
+                                                      MetaMonitor                  *monitor,
+                                                      MetaMonitorMode              *monitor_mode,
+                                                      int                          *n_supported_scales)
 {
   MetaMonitorScalesConstraint constraints =
     META_MONITOR_SCALES_CONSTRAINT_NONE;