diff --git a/src/if_python3.c b/src/if_python3.c
index c39f42a..c135e7e 100644
--- a/src/if_python3.c
+++ b/src/if_python3.c
@@ -848,8 +848,9 @@
 		break;
 
 	    major = wcstol(keyname, &wp, 10);
-	    if (*wp == L'.')
-		minor = wcstol(wp + 1, &wp, 10);
+	    if (*wp != L'.')
+		continue;
+	    minor = wcstol(wp + 1, &wp, 10);
 #  ifdef _WIN64
 	    if (*wp != L'\0')
 		continue;