diff --git a/src/utils/padsp.c b/src/utils/padsp.c
index d372b6976..746965d7d 100644
--- a/src/utils/padsp.c
+++ b/src/utils/padsp.c
@@ -1693,7 +1693,7 @@ FILE* fopen(const char *filename, const char *mode) {
         }
 
         m = O_RDONLY;
-    } else if (strcmp(filename, "/dev/mixer") != 0)
+    } else if (strcmp(filename, "/dev/mixer") == 0)
         m = O_RDWR;
     else {
         LOAD_FOPEN_FUNC();