diff --git a/specs/udmf_zdoom.txt b/specs/udmf_zdoom.txt
index ac5ad8eb3..623f0a57f 100644
--- a/specs/udmf_zdoom.txt
+++ b/specs/udmf_zdoom.txt
@@ -369,7 +369,7 @@ Note: All <bool> fields default to false unless mentioned otherwise.
       floatbobphase = <int>;    // Sets the thing's floatbobphase. Valid phase values are 0-63. Default = -1 (use actor class default).
 
       lm_sampledist = <int>;    // ZDRay lightmap sample distance for the entire map. Defines the map units each lightmap texel covers. Must be in powers of two. Default = 16
-      lm_suncolor = <string>;   // ZDRay lightmap sun color in hex. Default: "FFFFFF"
+      lm_suncolor = <int>;      // ZDRay lightmap sun color. Default: 16777215
 
       * Note about arg0str