diff --git a/client.c b/client.c
index 6954d17e..84bfb2c3 100644
--- a/client.c
+++ b/client.c
@@ -66,11 +66,13 @@ static const char *
 version_and_features(void)
 {
     static char buf[256];
-    snprintf(buf, sizeof(buf), "version: %s %cpgo %cime %cgraphemes %cassertions",
+    snprintf(buf, sizeof(buf),
+             "version: %s %cpgo %cime %cgraphemes %cfractional-scaling %cassertions",
              FOOT_VERSION,
              feature_pgo() ? '+' : '-',
              feature_ime() ? '+' : '-',
              feature_graphemes() ? '+' : '-',
+             feature_fractional_scaling() ? '+' : ':',
              feature_assertions() ?  '+' : '-');
     return buf;
 }
diff --git a/foot-features.h b/foot-features.h
index ad447767..77923aaf 100644
--- a/foot-features.h
+++ b/foot-features.h
@@ -37,3 +37,12 @@ static inline bool feature_graphemes(void)
     return false;
 #endif
 }
+
+static inline bool feature_fractional_scaling(void)
+{
+#if defined(HAVE_FRACTIONAL_SCALE)
+    return true;
+#else
+    return false;
+#endif
+}
diff --git a/main.c b/main.c
index f58e170f..6dd9e468 100644
--- a/main.c
+++ b/main.c
@@ -52,11 +52,13 @@ static const char *
 version_and_features(void)
 {
     static char buf[256];
-    snprintf(buf, sizeof(buf), "version: %s %cpgo %cime %cgraphemes %cassertions",
+    snprintf(buf, sizeof(buf),
+             "version: %s %cpgo %cime %cgraphemes %cfractional-scaling %cassertions",
              FOOT_VERSION,
              feature_pgo() ? '+' : '-',
              feature_ime() ? '+' : '-',
              feature_graphemes() ? '+' : '-',
+             feature_fractional_scaling() ? '+' : '-',
              feature_assertions() ? '+' : '-');
     return buf;
 }