diff --git a/modules/ml/include/opencv2/ml/ml.hpp b/modules/ml/include/opencv2/ml/ml.hpp
index 1229f72e19..68416846a7 100644
--- a/modules/ml/include/opencv2/ml/ml.hpp
+++ b/modules/ml/include/opencv2/ml/ml.hpp
@@ -552,19 +552,11 @@ protected:
 
 struct CV_EXPORTS_W_MAP CvEMParams
 {
-    CvEMParams() : nclusters(10), cov_mat_type(1/*CvEM::COV_MAT_DIAGONAL*/),
-        start_step(0/*CvEM::START_AUTO_STEP*/), probs(0), weights(0), means(0), covs(0)
-    {
-        term_crit=cvTermCriteria( CV_TERMCRIT_ITER+CV_TERMCRIT_EPS, 100, FLT_EPSILON );
-    }
-
-    CvEMParams( int _nclusters, int _cov_mat_type=1/*CvEM::COV_MAT_DIAGONAL*/,
-                int _start_step=0/*CvEM::START_AUTO_STEP*/,
-                CvTermCriteria _term_crit=cvTermCriteria(CV_TERMCRIT_ITER+CV_TERMCRIT_EPS, 100, FLT_EPSILON),
-                const CvMat* _probs=0, const CvMat* _weights=0, const CvMat* _means=0, const CvMat** _covs=0 ) :
-                nclusters(_nclusters), cov_mat_type(_cov_mat_type), start_step(_start_step),
-                probs(_probs), weights(_weights), means(_means), covs(_covs), term_crit(_term_crit)
-    {}
+    CvEMParams();
+    CvEMParams( int nclusters, int cov_mat_type=1/*CvEM::COV_MAT_DIAGONAL*/,
+                int start_step=0/*CvEM::START_AUTO_STEP*/,
+                CvTermCriteria term_crit=cvTermCriteria(CV_TERMCRIT_ITER+CV_TERMCRIT_EPS, 100, FLT_EPSILON),
+                const CvMat* probs=0, const CvMat* weights=0, const CvMat* means=0, const CvMat** covs=0 );
 
     CV_PROP_RW int nclusters;
     CV_PROP_RW int cov_mat_type;
diff --git a/modules/ml/src/em.cpp b/modules/ml/src/em.cpp
index ac2a960014..1020708eb9 100644
--- a/modules/ml/src/em.cpp
+++ b/modules/ml/src/em.cpp
@@ -68,6 +68,18 @@
    Symbol ' means transposition.
  */
 
+CvEMParams::CvEMParams() : nclusters(10), cov_mat_type(1/*CvEM::COV_MAT_DIAGONAL*/),
+    start_step(0/*CvEM::START_AUTO_STEP*/), probs(0), weights(0), means(0), covs(0)
+{
+    term_crit=cvTermCriteria( CV_TERMCRIT_ITER+CV_TERMCRIT_EPS, 100, FLT_EPSILON );
+}
+
+CvEMParams::CvEMParams( int _nclusters, int _cov_mat_type, int _start_step,
+                        CvTermCriteria _term_crit, const CvMat* _probs,
+                        const CvMat* _weights, const CvMat* _means, const CvMat** _covs ) :
+                        nclusters(_nclusters), cov_mat_type(_cov_mat_type), start_step(_start_step),
+                        probs(_probs), weights(_weights), means(_means), covs(_covs), term_crit(_term_crit)
+{}
 
 CvEM::CvEM()
 {