diff --git a/main/src/com/google/refine/expr/functions/strings/Match.java b/main/src/com/google/refine/expr/functions/strings/Match.java
index 141948abf..f92225e37 100644
--- a/main/src/com/google/refine/expr/functions/strings/Match.java
+++ b/main/src/com/google/refine/expr/functions/strings/Match.java
@@ -71,7 +71,7 @@ public class Match implements Function {
             
             return null;
         }
-        return new EvalError(ControlFunctionRegistry.getFunctionName(this) + " expects a string or a regexp");
+        return new EvalError(ControlFunctionRegistry.getFunctionName(this) + " expects a regexp");
     }
     
     @Override
@@ -81,7 +81,7 @@ public class Match implements Function {
     
     @Override
     public String getParams() {
-        return "string or regexp";
+        return "regexp";
     }
     
     @Override
diff --git a/main/tests/server/src/com/google/refine/tests/expr/functions/strings/MatchTests.java b/main/tests/server/src/com/google/refine/tests/expr/functions/strings/MatchTests.java
index fde4e80c0..3ca6c773a 100644
--- a/main/tests/server/src/com/google/refine/tests/expr/functions/strings/MatchTests.java
+++ b/main/tests/server/src/com/google/refine/tests/expr/functions/strings/MatchTests.java
@@ -34,7 +34,7 @@ import com.google.refine.tests.util.TestUtils;
 public class MatchTests {
     @Test
     public void serializeMatch() {
-        String json = "{\"description\":\"Returns an array of the groups matching the given regular expression\",\"params\":\"string or regexp\",\"returns\":\"array of strings\"}";
+        String json = "{\"description\":\"Returns an array of the groups matching the given regular expression\",\"params\":\"regexp\",\"returns\":\"array of strings\"}";
         TestUtils.isSerializedTo(new Match(), json);
     }
 }