diff --git a/test/compilationTests/MultiSigWallet/MultiSigWallet.sol b/test/compilationTests/MultiSigWallet/MultiSigWallet.sol
index 48134fe6a..8bf4ebe4b 100644
--- a/test/compilationTests/MultiSigWallet/MultiSigWallet.sol
+++ b/test/compilationTests/MultiSigWallet/MultiSigWallet.sol
@@ -143,7 +143,7 @@ contract MultiSigWallet {
                 owners[i] = owners[owners.length - 1];
                 break;
             }
-        owners.length -= 1;
+        owners.pop();
         if (required > owners.length)
             changeRequirement(owners.length);
         emit OwnerRemoval(owner);
diff --git a/test/compilationTests/corion/moduleHandler.sol b/test/compilationTests/corion/moduleHandler.sol
index 76061a317..ccbe5ac92 100644
--- a/test/compilationTests/corion/moduleHandler.sol
+++ b/test/compilationTests/corion/moduleHandler.sol
@@ -77,7 +77,7 @@ contract moduleHandler is multiOwner, announcementTypes {
         require( success );
         if ( ! found ) {
             id = modules.length;
-            modules.length++;
+            modules.push();
         }
         modules[id] = input;
     }
diff --git a/test/compilationTests/corion/schelling.sol b/test/compilationTests/corion/schelling.sol
index b70d6797f..51f4727ef 100644
--- a/test/compilationTests/corion/schelling.sol
+++ b/test/compilationTests/corion/schelling.sol
@@ -46,7 +46,8 @@ contract schellingDB is safeMath, schellingVars {
         Constructor
     */
     constructor() public {
-        rounds.length = 2;
+        rounds.push();
+        rounds.push();
         rounds[0].blockHeight = block.number;
         currentSchellingRound = 1;
     }
diff --git a/test/compilationTests/milestonetracker/MilestoneTracker.sol b/test/compilationTests/milestonetracker/MilestoneTracker.sol
index 891afcb1e..c222d0a9d 100644
--- a/test/compilationTests/milestonetracker/MilestoneTracker.sol
+++ b/test/compilationTests/milestonetracker/MilestoneTracker.sol
@@ -227,7 +227,7 @@ contract MilestoneTracker {
 
             RLP.RLPItem memory itmProposal = itrProposals.next();
 
-            Milestone storage milestone = milestones[milestones.length ++];
+            Milestone storage milestone = milestones.push();
 
             if (!itmProposal.isList()) revert();