diff --git a/core/src/main/java/org/elasticsearch/Version.java b/core/src/main/java/org/elasticsearch/Version.java
index e55800682dd..a07afcc9ea5 100644
--- a/core/src/main/java/org/elasticsearch/Version.java
+++ b/core/src/main/java/org/elasticsearch/Version.java
@@ -254,7 +254,11 @@ public class Version {
     public static final int V_1_7_3_ID = 1070399;
     public static final Version V_1_7_3 = new Version(V_1_7_3_ID, false, org.apache.lucene.util.Version.LUCENE_4_10_4);
     public static final int V_1_7_4_ID = 1070499;
-    public static final Version V_1_7_4 = new Version(V_1_7_4_ID, true, org.apache.lucene.util.Version.LUCENE_4_10_4);
+    public static final Version V_1_7_4 = new Version(V_1_7_4_ID, false, org.apache.lucene.util.Version.LUCENE_4_10_4);
+    public static final int V_1_7_5_ID = 1070599;
+    public static final Version V_1_7_5 = new Version(V_1_7_5_ID, false, org.apache.lucene.util.Version.LUCENE_4_10_4);
+    public static final int V_1_7_6_ID = 1070699;
+    public static final Version V_1_7_6 = new Version(V_1_7_6_ID, true, org.apache.lucene.util.Version.LUCENE_4_10_4);
 
     public static final int V_2_0_0_beta1_ID = 2000001;
     public static final Version V_2_0_0_beta1 = new Version(V_2_0_0_beta1_ID, false, org.apache.lucene.util.Version.LUCENE_5_2_1);
@@ -321,6 +325,10 @@ public class Version {
                 return V_2_0_0_beta2;
             case V_2_0_0_beta1_ID:
                 return V_2_0_0_beta1;
+            case V_1_7_6_ID:
+                return V_1_7_6;
+            case V_1_7_5_ID:
+                return V_1_7_5;
             case V_1_7_4_ID:
                 return V_1_7_4;
             case V_1_7_3_ID:
diff --git a/core/src/test/resources/indices/bwc/unsupported-1.7.4.zip b/core/src/test/resources/indices/bwc/unsupported-1.7.4.zip
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index 00000000000..a47ff4faffc
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diff --git a/core/src/test/resources/indices/bwc/unsupported-1.7.5.zip b/core/src/test/resources/indices/bwc/unsupported-1.7.5.zip
new file mode 100644
index 00000000000..22625293a1c
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diff --git a/core/src/test/resources/indices/bwc/unsupportedrepo-1.7.4.zip b/core/src/test/resources/indices/bwc/unsupportedrepo-1.7.4.zip
new file mode 100644
index 00000000000..86be302153b
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diff --git a/core/src/test/resources/indices/bwc/unsupportedrepo-1.7.5.zip b/core/src/test/resources/indices/bwc/unsupportedrepo-1.7.5.zip
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index 00000000000..46bada25ced
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