diff --git a/afsk/main.c b/afsk/main.c
index 6c6d1d50..8e32a650 100644
--- a/afsk/main.c
+++ b/afsk/main.c
@@ -485,7 +485,7 @@ else
  }
 
    strcpy(pythonStr, pythonCmd);
-   strcat(pythonStr, "1 11 c")
+   strcat(pythonStr, "1 11 c");
 	
 //   FILE* file1 = popen("python3 /home/pi/CubeSatSim/python/voltcurrent.py 1 11 c", "r");
    FILE* file1 = popen(pythonStr, "r");