diff --git a/modules/calib3d/src/solvepnp.cpp b/modules/calib3d/src/solvepnp.cpp
index 698302b94268a9a18f92cf58e3a1408907c0363f..2b2d1bdf343d13b6b3d49736e8f98a22eed688d4 100644
--- a/modules/calib3d/src/solvepnp.cpp
+++ b/modules/calib3d/src/solvepnp.cpp
@@ -94,7 +94,7 @@ bool cv::solvePnP( InputArray _opoints, InputArray _ipoints,
         return true;
     }
     else
-        CV_Error(CV_StsBadArg, "The flags argument must be one of CV_ITERATIVE or CV_EPNP");
+        CV_Error(CV_StsBadArg, "The flags argument must be one of CV_ITERATIVE, CV_P3P or CV_EPNP");
     return false;
 }