diff --git a/src/Mod/PartDesign/App/FeatureAdditive.h b/src/Mod/PartDesign/App/FeatureAdditive.h
index 0c992321a5..fd213cf299 100644
--- a/src/Mod/PartDesign/App/FeatureAdditive.h
+++ b/src/Mod/PartDesign/App/FeatureAdditive.h
@@ -33,7 +33,7 @@
 namespace PartDesign
 {
 
-class Additive : public SketchBased
+class PartDesignExport Additive : public SketchBased
 {
     PROPERTY_HEADER(PartDesign::Additive);
 
diff --git a/src/Mod/PartDesign/App/FeatureChamfer.h b/src/Mod/PartDesign/App/FeatureChamfer.h
index 16bbc12464..bcd5b36f97 100644
--- a/src/Mod/PartDesign/App/FeatureChamfer.h
+++ b/src/Mod/PartDesign/App/FeatureChamfer.h
@@ -31,7 +31,7 @@
 namespace PartDesign
 {
 
-class Chamfer : public DressUp
+class PartDesignExport Chamfer : public DressUp
 {
     PROPERTY_HEADER(PartDesign::Chamfer);
 
diff --git a/src/Mod/PartDesign/App/FeatureDressUp.h b/src/Mod/PartDesign/App/FeatureDressUp.h
index e439172f25..44236f26ab 100644
--- a/src/Mod/PartDesign/App/FeatureDressUp.h
+++ b/src/Mod/PartDesign/App/FeatureDressUp.h
@@ -30,7 +30,7 @@
 namespace PartDesign
 {
 
-class DressUp : public PartDesign::Feature
+class PartDesignExport DressUp : public PartDesign::Feature
 {
     PROPERTY_HEADER(PartDesign::DressUp);
 
diff --git a/src/Mod/PartDesign/App/FeatureFace.h b/src/Mod/PartDesign/App/FeatureFace.h
index b2277989ae..b30ec92eff 100644
--- a/src/Mod/PartDesign/App/FeatureFace.h
+++ b/src/Mod/PartDesign/App/FeatureFace.h
@@ -29,7 +29,7 @@
 namespace PartDesign
 {
 
-class Face : public Part::Part2DObject
+class PartDesignExport Face : public Part::Part2DObject
 {
     PROPERTY_HEADER(PartDesign::Face);
 
diff --git a/src/Mod/PartDesign/App/FeatureFillet.h b/src/Mod/PartDesign/App/FeatureFillet.h
index 53a638c85e..57bdd9fae4 100644
--- a/src/Mod/PartDesign/App/FeatureFillet.h
+++ b/src/Mod/PartDesign/App/FeatureFillet.h
@@ -31,7 +31,7 @@
 namespace PartDesign
 {
 
-class Fillet : public DressUp
+class PartDesignExport Fillet : public DressUp
 {
     PROPERTY_HEADER(PartDesign::Fillet);
 
diff --git a/src/Mod/PartDesign/App/FeatureGroove.h b/src/Mod/PartDesign/App/FeatureGroove.h
index 782e728cbc..5f17ce0920 100644
--- a/src/Mod/PartDesign/App/FeatureGroove.h
+++ b/src/Mod/PartDesign/App/FeatureGroove.h
@@ -30,7 +30,7 @@
 namespace PartDesign
 {
 
-class Groove : public SketchBased
+class PartDesignExport Groove : public SketchBased
 {
     PROPERTY_HEADER(PartDesign::Groove);
 
diff --git a/src/Mod/PartDesign/App/FeatureHole.h b/src/Mod/PartDesign/App/FeatureHole.h
index 9a8e5a52b7..e202544abb 100644
--- a/src/Mod/PartDesign/App/FeatureHole.h
+++ b/src/Mod/PartDesign/App/FeatureHole.h
@@ -30,7 +30,7 @@
 namespace PartDesign
 {
 
-class Hole : public Subtractive
+class PartDesignExport Hole : public Subtractive
 {
     PROPERTY_HEADER(PartDesign::Hole);
 
diff --git a/src/Mod/PartDesign/App/FeaturePad.h b/src/Mod/PartDesign/App/FeaturePad.h
index 91bdeff59f..8c97876851 100644
--- a/src/Mod/PartDesign/App/FeaturePad.h
+++ b/src/Mod/PartDesign/App/FeaturePad.h
@@ -31,7 +31,7 @@
 namespace PartDesign
 {
 
-class Pad : public Additive
+class PartDesignExport Pad : public Additive
 {
     PROPERTY_HEADER(PartDesign::Pad);
 
diff --git a/src/Mod/PartDesign/App/FeaturePocket.h b/src/Mod/PartDesign/App/FeaturePocket.h
index b9b47aa72d..cab10b16ab 100644
--- a/src/Mod/PartDesign/App/FeaturePocket.h
+++ b/src/Mod/PartDesign/App/FeaturePocket.h
@@ -30,7 +30,7 @@
 namespace PartDesign
 {
 
-class Pocket : public Subtractive
+class PartDesignExport Pocket : public Subtractive
 {
     PROPERTY_HEADER(PartDesign::Pocket);
 
diff --git a/src/Mod/PartDesign/App/FeatureRevolution.h b/src/Mod/PartDesign/App/FeatureRevolution.h
index ed11adc068..19166e2d51 100644
--- a/src/Mod/PartDesign/App/FeatureRevolution.h
+++ b/src/Mod/PartDesign/App/FeatureRevolution.h
@@ -30,7 +30,7 @@
 namespace PartDesign
 {
 
-class Revolution : public SketchBased
+class PartDesignExport Revolution : public SketchBased
 {
     PROPERTY_HEADER(PartDesign::Revolution);
 
diff --git a/src/Mod/PartDesign/App/FeatureSubtractive.h b/src/Mod/PartDesign/App/FeatureSubtractive.h
index f0fe1cd3c5..450f457ee2 100644
--- a/src/Mod/PartDesign/App/FeatureSubtractive.h
+++ b/src/Mod/PartDesign/App/FeatureSubtractive.h
@@ -32,7 +32,7 @@
 namespace PartDesign
 {
 
-class Subtractive : public SketchBased
+class PartDesignExport Subtractive : public SketchBased
 {
     PROPERTY_HEADER(PartDesign::Subtractive);