diff --git a/lib/base64.c b/lib/base64.c
index af01f3a69b59b8e1bd3dae27dcf7fdb1ac15d376..a941cc73a77f727b265b5caf718dc7ca7232b3cd 100644
--- a/lib/base64.c
+++ b/lib/base64.c
@@ -68,11 +68,11 @@ static size_t decodeQuantum(unsigned char *dest, const char *src)
     }
   }
 
-  if(padding < 2)
+  if(padding < 1)
     dest[2] = curlx_ultouc(x & 0xFFUL);
 
   x >>= 8;
-  if(padding < 1)
+  if(padding < 2)
     dest[1] = curlx_ultouc(x & 0xFFUL);
 
   x >>= 8;