diff --git a/editeng/source/misc/txtrange.cxx b/editeng/source/misc/txtrange.cxx
index 02e452209876..333abe2019df 100644
--- a/editeng/source/misc/txtrange.cxx
+++ b/editeng/source/misc/txtrange.cxx
@@ -456,7 +456,7 @@ void SvxBoundArgs::Add()
                 nBoolIdx = nBoolIdx - next;
                 nCount = nCount - next;
                 aBoolArr.erase( aBoolArr.begin() + nBoolIdx, aBoolArr.begin() + (nBoolIdx + next) );
-                if( nBoolIdx )
+                if (nBoolIdx > 0)
                     aBoolArr[ nBoolIdx - 1 ] = false;
 #if OSL_DEBUG_LEVEL > 1
                 else
diff --git a/filter/source/msfilter/escherex.cxx b/filter/source/msfilter/escherex.cxx
index d3be3f16906b..c0b854d5de48 100644
--- a/filter/source/msfilter/escherex.cxx
+++ b/filter/source/msfilter/escherex.cxx
@@ -2507,7 +2507,7 @@ static void ConvertEnhancedCustomShapeEquation(
                     OSL_ENSURE(false, "Attempted out of bound access to rEquationOrder of CustomShape (!)");
                 }
             }
-            nMask <<= 1;
+            nMask = sal_uInt32(nMask << 1);
         }
     }
 }