diff --git a/src/main/java/forestry/plugins/PluginBuildCraft.java b/src/main/java/forestry/plugins/PluginBuildCraft.java
index 8b638e8a0..763d679e9 100755
--- a/src/main/java/forestry/plugins/PluginBuildCraft.java
+++ b/src/main/java/forestry/plugins/PluginBuildCraft.java
@@ -53,6 +53,7 @@ public class PluginBuildCraft implements IPlugin, ITriggerProvider {
 	public static Item wrench;
 	public static Item stoneGear;
 	public static Item pipeWaterproof;
+	public static final String validVersionRange = "[6.0.0,6.1.0)";
 
 	public PluginBuildCraft() {
 		if (PluginBuildCraft.instance == null)
@@ -64,7 +65,7 @@ public class PluginBuildCraft implements IPlugin, ITriggerProvider {
 	 */
 	@Override
 	public boolean isAvailable() {
-		return (Proxies.common.isModLoaded("BuildCraft|Core") && Proxies.common.isModLoaded("BuildCraft|Transport"));
+		return (Proxies.common.isModLoaded("BuildCraft|Core", validVersionRange) && Proxies.common.isModLoaded("BuildCraft|Transport", validVersionRange));
 	}
 
 	@Override
diff --git a/src/main/java/forestry/plugins/PluginPropolisPipe.java b/src/main/java/forestry/plugins/PluginPropolisPipe.java
index f90d87cba..a068bb5f7 100755
--- a/src/main/java/forestry/plugins/PluginPropolisPipe.java
+++ b/src/main/java/forestry/plugins/PluginPropolisPipe.java
@@ -38,7 +38,7 @@ public class PluginPropolisPipe extends NativePlugin {
 
 	@Override
 	public boolean isAvailable() {
-		return Proxies.common.isModLoaded("BuildCraft|Transport");
+		return Proxies.common.isModLoaded("BuildCraft|Transport", PluginBuildCraft.validVersionRange);
 	}
 
 	@Override
@@ -62,7 +62,7 @@ public class PluginPropolisPipe extends NativePlugin {
         if (FMLCommonHandler.instance().getSide().isClient())
             proxyClass = "forestry.pipes.proxy.ClientProxyPipes";
 
-        proxy = (ProxyPipes) Proxies.common.instantiateIfModLoaded("BuildCraft|Transport", proxyClass);
+        proxy = (ProxyPipes) Proxies.common.instantiateIfModLoaded("BuildCraft|Transport", PluginBuildCraft.validVersionRange, proxyClass);
 
         if (proxy == null)
             return;