diff --git a/packages/composer-connector-hlfv1/package.json b/packages/composer-connector-hlfv1/package.json
index 1c87a73578..d9001d9ce3 100644
--- a/packages/composer-connector-hlfv1/package.json
+++ b/packages/composer-connector-hlfv1/package.json
@@ -42,10 +42,10 @@
   "dependencies": {
     "composer-common": "0.14.2",
     "composer-runtime-hlfv1": "0.14.2",
-    "fabric-ca-client": "1.0.1",
-    "fabric-client": "1.0.1",
+    "fabric-ca-client": "1.0.2",
+    "fabric-client": "1.0.2",
     "fs-extra": "1.0.0",
-    "grpc": "1.6.0",
+    "grpc": ">=1.3.5 <2.0.0",
     "semver": "5.3.0",
     "temp": "0.8.3",
     "thenify-all": "1.6.0",
diff --git a/scripts/depcheck.js b/scripts/depcheck.js
index ac0b2f8fa0..ee16de1188 100755
--- a/scripts/depcheck.js
+++ b/scripts/depcheck.js
@@ -37,25 +37,30 @@ packageNames.forEach((packageName) => {
 
 // Not going to catch ranges but unlikely to see those anyway
 const badDependencies = {};
-for (const i in packages) {
-    const currentPackage = packages[i];
-    for (const dependency in currentPackage.dependencies) {
-        const currentValue = currentPackage.dependencies[dependency];
-        if (isNaN(currentValue.slice(0,1))) {
-            if (!badDependencies[i]) {
-                badDependencies[i] = [];
-            }
-            badDependencies[i].push({ dependency: dependency, currentValue: currentValue });
+const checkValue = function checkValue(packageIndex, dependency, currentValue) {
+    if (packages[packageIndex].name === 'composer-connector-hlfv1' && dependency === 'grpc') {
+        // Due to https://jira.hyperledger.org/browse/FAB-6425 we currently
+        // need to relax the exact value restriction on grpc in composer-connector-hlfv1
+        // The dependency and this hack should be removed as soon as we can make
+        // use of the fixed version of fabric-ca-client!
+        return;
+    }
+
+    if (isNaN(currentValue.slice(0,1))) {
+        if (!badDependencies[packageIndex]) {
+            badDependencies[packageIndex] = [];
         }
+        badDependencies[packageIndex].push({ dependency: dependency, currentValue: currentValue });
+    }
+};
+
+for (const packageIndex in packages) {
+    const currentPackage = packages[packageIndex];
+    for (const dependency in currentPackage.dependencies) {
+        checkValue(packageIndex, dependency, currentPackage.dependencies[dependency]);
     }
     for (const dependency in currentPackage.devDependencies) {
-        const currentValue = currentPackage.devDependencies[dependency];
-        if (isNaN(currentValue.slice(0,1))) {
-            if (!badDependencies[i]) {
-                badDependencies[i] = [];
-            }
-            badDependencies[i].push({ dependency: dependency, currentValue: currentValue });
-        }
+        checkValue(packageIndex, dependency, currentPackage.devDependencies[dependency]);
     }
 }