diff --git a/r/NEWS.md b/r/NEWS.md
index 9dbe04f89f0c6..5de59502bcd9a 100644
--- a/r/NEWS.md
+++ b/r/NEWS.md
@@ -21,7 +21,7 @@
 
 ##  Minor improvements and fixes
 
-* Fixed C++ compiler warnings (#39138, #39186).
+* Fixed C++ compiler warnings caused by implicit conversions (#39138, #39186).
 * Fixed confusing dplyr warnings during tests (#39076).
 * Added missing "-framework Security" pkg-config flag to prevent
   issues when compiling with strict linker settings (#38861).