diff --git a/doc/f00bar.1.scd b/doc/f00bar.1.scd
index 894ac89..dff1643 100644
--- a/doc/f00bar.1.scd
+++ b/doc/f00bar.1.scd
@@ -8,7 +8,7 @@ f00bar - modular status panel for X11 and Wayland
 
 # OPTIONS
 
-*-C, --check-config*
+*-C, --validate*
 	Verify the configuration and then quit. If no errors are detected,
 	nothing is printed and the exit code is 0. If there are errors,
 	these are printed on stdout and the exit code is non-zero.
diff --git a/main.c b/main.c
index 3131c99..9f581d7 100644
--- a/main.c
+++ b/main.c
@@ -124,7 +124,7 @@ print_usage(const char *prog_name)
     printf("Usage: %s [OPTION]...\n", prog_name);
     printf("\n");
     printf("Options:\n");
-    printf("  -C,--check-config          verify configuration then quit\n"
+    printf("  -C,--validate             verify configuration then quit\n"
            "  -v,--version               print f00sel version and quit\n");
 }
 
@@ -134,7 +134,7 @@ main(int argc, char *const *argv)
     setlocale(LC_ALL, "");
 
     static const struct option longopts[] = {
-        {"check-config",     no_argument,       0, 'C'},
+        {"validate",         no_argument,       0, 'C'},
         {"version",          no_argument,       0, 'v'},
         {"help",             no_argument,       0, 'h'},
         {NULL,               no_argument,       0, 0},
@@ -148,7 +148,7 @@ main(int argc, char *const *argv)
             break;
 
         switch (c) {
-        case 'c':
+        case 'C':
             verify_config = true;
             break;