diff --git a/src/log.c b/src/log.c
index 7c74ec0..2e183b0 100644
--- a/src/log.c
+++ b/src/log.c
@@ -115,6 +115,7 @@ void log_log(int level, const char *file, int line, const char *fmt, ...) {
     vfprintf(stderr, fmt, args);
     va_end(args);
     fprintf(stderr, "\n");
+    fflush(stderr);
   }
 
   /* Log to file */
@@ -127,6 +128,7 @@ void log_log(int level, const char *file, int line, const char *fmt, ...) {
     vfprintf(L.fp, fmt, args);
     va_end(args);
     fprintf(L.fp, "\n");
+    fflush(L.fp);
   }
 
   /* Release lock */