diff --git a/dlls/cabinet/tests/extract.c b/dlls/cabinet/tests/extract.c
index 29fd1c7353a..aedbdd40d20 100644
--- a/dlls/cabinet/tests/extract.c
+++ b/dlls/cabinet/tests/extract.c
@@ -55,10 +55,10 @@ typedef struct {
 } SESSION;
 
 /* function pointers */
-HMODULE hCabinet;
+static HMODULE hCabinet;
 static HRESULT (WINAPI *pExtract)(SESSION*, LPCSTR);
 
-CHAR CURR_DIR[MAX_PATH];
+static CHAR CURR_DIR[MAX_PATH];
 
 static void init_function_pointers(void)
 {
diff --git a/dlls/cabinet/tests/fdi.c b/dlls/cabinet/tests/fdi.c
index 5d470fade4c..7c7317fb1cc 100644
--- a/dlls/cabinet/tests/fdi.c
+++ b/dlls/cabinet/tests/fdi.c
@@ -28,7 +28,7 @@
 #define MEDIA_SIZE          999999999
 #define FOLDER_THRESHOLD    900000
 
-CHAR CURR_DIR[MAX_PATH];
+static CHAR CURR_DIR[MAX_PATH];
 
 /* FDI callbacks */