diff --git a/lib/getinfo.c b/lib/getinfo.c
index 400087183db912d146e4ec02c31b605a599b2b98..79deb2f38ff73a67d8e0aa8be0e9199477adbb4f 100644
--- a/lib/getinfo.c
+++ b/lib/getinfo.c
@@ -31,7 +31,7 @@
 #include <string.h>
 #include <stdarg.h>
 
-CURLcode curl_getinfo(CURL *curl, CURLINFO info, ...)
+CURLcode Curl_getinfo(CURL *curl, CURLINFO info, ...)
 {
   va_list arg;
   long *param_longp;