diff --git a/contrib/src/stc/PlatWX.cpp b/contrib/src/stc/PlatWX.cpp
index ab2cb5c06a..7a072ae63d 100644
--- a/contrib/src/stc/PlatWX.cpp
+++ b/contrib/src/stc/PlatWX.cpp
@@ -1434,6 +1434,8 @@ void Platform::DebugPrintf(const char *format, ...) {
     vsprintf(buffer,format,pArguments);
     va_end(pArguments);
     Platform::DebugDisplay(buffer);
+#else
+    wxUnusedVar(format);
 #endif
 }
 
diff --git a/src/stc/PlatWX.cpp b/src/stc/PlatWX.cpp
index ab2cb5c06a..7a072ae63d 100644
--- a/src/stc/PlatWX.cpp
+++ b/src/stc/PlatWX.cpp
@@ -1434,6 +1434,8 @@ void Platform::DebugPrintf(const char *format, ...) {
     vsprintf(buffer,format,pArguments);
     va_end(pArguments);
     Platform::DebugDisplay(buffer);
+#else
+    wxUnusedVar(format);
 #endif
 }