diff --git a/libc/stdio/vcscanf.c b/libc/stdio/vcscanf.c
index 5bec3efd8..b6ea00264 100644
--- a/libc/stdio/vcscanf.c
+++ b/libc/stdio/vcscanf.c
@@ -102,6 +102,7 @@ int __vcscanf(int callback(void *),    //
         break;
       case '%': {
         uint128_t number;
+	double fp;
         unsigned width = 0;
         unsigned char bits = 32;
         unsigned char charbytes = sizeof(char);