diff --git a/jOOQ/src/main/java/org/jooq/impl/R2DBC.java b/jOOQ/src/main/java/org/jooq/impl/R2DBC.java
index 794c6e05f8..02b1010087 100644
--- a/jOOQ/src/main/java/org/jooq/impl/R2DBC.java
+++ b/jOOQ/src/main/java/org/jooq/impl/R2DBC.java
@@ -1177,7 +1177,7 @@ final class R2DBC {
 
         @Override
         public final int getColumnCount() throws SQLException {
-            return m.getColumnNames().size();
+            return m.getColumnMetadatas().size();
         }
 
         @Override