diff --git a/src/core/input.c b/src/core/input.c
index fe2096ccd..c80930b3a 100644
--- a/src/core/input.c
+++ b/src/core/input.c
@@ -11,7 +11,7 @@
 
 #include <inttypes.h>
 
-#define SECTION_NAME_MAX 128
+#define SECTION_NAME_MAX 50
 #define KEY_NAME_MAX 32
 #define KEY_VALUE_MAX 16
 #define AXIS_INFO_MAX 12