diff --git a/dlls/gdi32/tests/generated.c b/dlls/gdi32/tests/generated.c
index ec9e9fac37b..9a35f24070b 100644
--- a/dlls/gdi32/tests/generated.c
+++ b/dlls/gdi32/tests/generated.c
@@ -16,7 +16,7 @@
 #include "wine/test.h"
 
 /***********************************************************************
- * Compability macros
+ * Compatibility macros
  */
 
 #define DWORD_PTR UINT_PTR
diff --git a/dlls/kernel32/tests/generated.c b/dlls/kernel32/tests/generated.c
index 4777d290028..846d7268a49 100644
--- a/dlls/kernel32/tests/generated.c
+++ b/dlls/kernel32/tests/generated.c
@@ -16,7 +16,7 @@
 #include "wine/test.h"
 
 /***********************************************************************
- * Compability macros
+ * Compatibility macros
  */
 
 #define DWORD_PTR UINT_PTR
diff --git a/dlls/ntdll/tests/generated.c b/dlls/ntdll/tests/generated.c
index 2e2b69bdd04..4818c9e50eb 100644
--- a/dlls/ntdll/tests/generated.c
+++ b/dlls/ntdll/tests/generated.c
@@ -16,7 +16,7 @@
 #include "wine/test.h"
 
 /***********************************************************************
- * Compability macros
+ * Compatibility macros
  */
 
 #define DWORD_PTR UINT_PTR
diff --git a/dlls/rpcrt4/tests/generated.c b/dlls/rpcrt4/tests/generated.c
index fb7d7cca108..b281d0bb1fc 100644
--- a/dlls/rpcrt4/tests/generated.c
+++ b/dlls/rpcrt4/tests/generated.c
@@ -21,7 +21,7 @@
 #include "wine/test.h"
 
 /***********************************************************************
- * Compability macros
+ * Compatibility macros
  */
 
 #define DWORD_PTR UINT_PTR
diff --git a/dlls/shell32/tests/generated.c b/dlls/shell32/tests/generated.c
index b424065f46e..7e8d2811cd6 100644
--- a/dlls/shell32/tests/generated.c
+++ b/dlls/shell32/tests/generated.c
@@ -23,7 +23,7 @@
 #include "wine/test.h"
 
 /***********************************************************************
- * Compability macros
+ * Compatibility macros
  */
 
 #define DWORD_PTR UINT_PTR
diff --git a/dlls/shlwapi/tests/generated.c b/dlls/shlwapi/tests/generated.c
index d1bfa4c8200..6d50fbcf32e 100644
--- a/dlls/shlwapi/tests/generated.c
+++ b/dlls/shlwapi/tests/generated.c
@@ -21,7 +21,7 @@
 #include "wine/test.h"
 
 /***********************************************************************
- * Compability macros
+ * Compatibility macros
  */
 
 #define DWORD_PTR UINT_PTR
diff --git a/dlls/urlmon/tests/generated.c b/dlls/urlmon/tests/generated.c
index 99bec8140b5..d29c226ca17 100644
--- a/dlls/urlmon/tests/generated.c
+++ b/dlls/urlmon/tests/generated.c
@@ -19,7 +19,7 @@
 #include "wine/test.h"
 
 /***********************************************************************
- * Compability macros
+ * Compatibility macros
  */
 
 #define DWORD_PTR UINT_PTR
diff --git a/dlls/user32/tests/generated.c b/dlls/user32/tests/generated.c
index f0012cf5536..c2d24f913ff 100644
--- a/dlls/user32/tests/generated.c
+++ b/dlls/user32/tests/generated.c
@@ -16,7 +16,7 @@
 #include "wine/test.h"
 
 /***********************************************************************
- * Compability macros
+ * Compatibility macros
  */
 
 #define DWORD_PTR UINT_PTR
diff --git a/tools/winapi/winapi_test b/tools/winapi/winapi_test
index b1bb582bc5b..5e8d144f391 100755
--- a/tools/winapi/winapi_test
+++ b/tools/winapi/winapi_test
@@ -495,7 +495,7 @@ sub output_header($$$) {
     print OUT "\n";
 
     print OUT "/***********************************************************************\n";
-    print OUT " * Compability macros\n";
+    print OUT " * Compatibility macros\n";
     print OUT " */\n";
     print OUT "\n";
     print OUT "#define DWORD_PTR UINT_PTR\n";