diff --git a/cogl/cogl/cogl-memory-stack-private.h b/cogl/cogl/cogl-memory-stack-private.h
index 0b5e406ea..fd6375b38 100644
--- a/cogl/cogl/cogl-memory-stack-private.h
+++ b/cogl/cogl/cogl-memory-stack-private.h
@@ -40,8 +40,5 @@ _cogl_memory_stack_new (size_t initial_size_bytes);
 void *
 _cogl_memory_stack_alloc (CoglMemoryStack *stack, size_t bytes);
 
-void
-_cogl_memory_stack_rewind (CoglMemoryStack *stack);
-
 void
 _cogl_memory_stack_free (CoglMemoryStack *stack);
diff --git a/cogl/cogl/cogl-memory-stack.c b/cogl/cogl/cogl-memory-stack.c
index 0e464a00e..18bd4add6 100644
--- a/cogl/cogl/cogl-memory-stack.c
+++ b/cogl/cogl/cogl-memory-stack.c
@@ -162,15 +162,6 @@ _cogl_memory_stack_alloc (CoglMemoryStack *stack, size_t bytes)
   return sub_stack->data;
 }
 
-void
-_cogl_memory_stack_rewind (CoglMemoryStack *stack)
-{
-  stack->sub_stack = _cogl_container_of (stack->sub_stacks.next,
-                                         CoglMemorySubStack,
-                                         link);
-  stack->sub_stack_offset = 0;
-}
-
 static void
 _cogl_memory_sub_stack_free (CoglMemorySubStack *sub_stack)
 {