diff --git a/clibrary.c b/clibrary.c
index 312cff4..bc0230d 100644
--- a/clibrary.c
+++ b/clibrary.c
@@ -106,7 +106,7 @@ void PrintFP(double Num, struct OutputStream *Stream)
     Num /= pow(10.0, Exponent);
     PrintInt((int)Num, Stream);
     PrintCh('.', Stream);
-    for (Num = (Num - (int)Num) * 10; abs(Num) >= 1e-7; Num = (Num - (int)Num + 1e-7) * 10)
+    for (Num = (Num - (int)Num) * 10; abs(Num) >= 1e-7; Num = (Num - (int)(Num + 1e-7)) * 10)
         PrintCh('0' + (int)(Num + 1e-7), Stream);
     
     if (Exponent != 0)