diff --git a/src/Gui/SoFCOffscreenRenderer.cpp b/src/Gui/SoFCOffscreenRenderer.cpp
index bf5baffef8..6bb1490e42 100644
--- a/src/Gui/SoFCOffscreenRenderer.cpp
+++ b/src/Gui/SoFCOffscreenRenderer.cpp
@@ -228,17 +228,8 @@ QStringList SoFCOffscreenRenderer::getWriteImageFiletypeInfo()
     // get all supported formats by Coin3D
     int num = getNumWriteFiletypes();
     for (int i=0; i < num; i++) {
-#if   (COIN_MAJOR_VERSION < 2) // Coin3D <= 1.x
-        SbList<SbName> extlist;
-#elif (COIN_MAJOR_VERSION < 3) // Coin3D <= 2.x
-# if  (COIN_MINOR_VERSION < 3) // Coin3D <= 2.2.x
-        SbList<SbName> extlist;
-# else                         // Coin3D >= 2.3.x
+
         SbPList extlist;
-# endif
-#else                          // Coin3D >= 3.x
-        SbPList extlist;
-#endif
 
         SbString fullname, description;
         getWriteFiletypeInfo(i, extlist, fullname, description);
diff --git a/src/Gui/View3DInventorViewer.cpp b/src/Gui/View3DInventorViewer.cpp
index a4ff65551c..55985b038f 100644
--- a/src/Gui/View3DInventorViewer.cpp
+++ b/src/Gui/View3DInventorViewer.cpp
@@ -2746,9 +2746,7 @@ void View3DInventorViewer::animatedViewAll(int steps, int ms)
     SbViewportRegion vp = this->getSoRenderManager()->getViewportRegion();
     SbBox3f box = getBoundingBox();
 
-#if (COIN_MAJOR_VERSION >= 3)
     float aspectRatio = vp.getViewportAspectRatio();
-#endif
 
     if (box.isEmpty())
         return;
@@ -2768,12 +2766,10 @@ void View3DInventorViewer::animatedViewAll(int steps, int ms)
     if (cam->isOfType(SoOrthographicCamera::getClassTypeId())) {
         isOrthographic = true;
         height = static_cast<SoOrthographicCamera*>(cam)->height.getValue();
-#if (COIN_MAJOR_VERSION >= 3)
         if (aspectRatio < 1.0f)
             diff = sphere.getRadius() * 2 - height * aspectRatio;
         else
-#endif
-        diff = sphere.getRadius() * 2 - height;
+	    diff = sphere.getRadius() * 2 - height;
         pos = (box.getCenter() - direction * sphere.getRadius());
     }
     else if (cam->isOfType(SoPerspectiveCamera::getClassTypeId())) {
diff --git a/src/Mod/Sketcher/Gui/EditModeConstraintCoinManager.cpp b/src/Mod/Sketcher/Gui/EditModeConstraintCoinManager.cpp
index 2268ff188b..0d84ad3fcf 100644
--- a/src/Mod/Sketcher/Gui/EditModeConstraintCoinManager.cpp
+++ b/src/Mod/Sketcher/Gui/EditModeConstraintCoinManager.cpp
@@ -2114,15 +2114,8 @@ std::set<int> EditModeConstraintCoinManager::detectPreselectionConstr(const SoPi
 
 SbVec3s EditModeConstraintCoinManager::getDisplayedSize(const SoImage* iconPtr) const
 {
-#if (COIN_MAJOR_VERSION >= 3)
     SbVec3s iconSize = iconPtr->image.getValue().getSize();
-#else
-    SbVec2s size;
-    int nc;
-    const unsigned char* bytes = iconPtr->image.getValue(size, nc);
-    SbImage img(bytes, size, nc);
-    SbVec3s iconSize = img.getSize();
-#endif
+
     if (iconPtr->width.getValue() != -1)
         iconSize[0] = iconPtr->width.getValue();
     if (iconPtr->height.getValue() != -1)