diff --git a/build.xml b/build.xml
index 1a7158e2..79f893e7 100644
--- a/build.xml
+++ b/build.xml
@@ -50,14 +50,14 @@
         <id>jetbrains.mps.coderules</id>
         <name>MPS Coderules Typechecking</name>
         <description>Typechecking with Coderules (experimental)</description>
-        <version>${ci.mps.release}-0.9-b${ci.build.num}</version>
+        <version>${ci.mps.release}-0.9.1-b${ci.build.num}</version>
         <vendor url="jetbrains.com/mps">JetBrains s.r.o.</vendor>
         <depends>jetbrains.mps.core</depends>
         <depends>jetbrains.mps.testing</depends>
         <depends>jetbrains.mps.build</depends>
         <depends>com.intellij.modules.platform</depends>
         <idea-version since-build="213.1" />
-        <change-notes>First public EAP</change-notes>
+        <change-notes>Bugfixes and optimizations</change-notes>
         
         <extensions defaultExtensionNs="com.intellij">
           <mps.LanguageLibrary dir="/languages" />
@@ -72,14 +72,14 @@
         <id>jetbrains.mps.coderules</id>
         <name>MPS Coderules Typechecking</name>
         <description>Typechecking with Coderules (experimental)</description>
-        <version>${ci.mps.release}-0.9-b${ci.build.num}</version>
+        <version>${ci.mps.release}-0.9.1-b${ci.build.num}</version>
         <vendor url="jetbrains.com/mps">JetBrains s.r.o.</vendor>
         <depends>jetbrains.mps.core</depends>
         <depends>jetbrains.mps.testing</depends>
         <depends>jetbrains.mps.build</depends>
         <depends>com.intellij.modules.platform</depends>
         <idea-version since-build="213.1" />
-        <change-notes>First public EAP</change-notes>
+        <change-notes>Bugfixes and optimizations</change-notes>
         
         <extensions defaultExtensionNs="com.intellij">
           <mps.LanguageLibrary dir="/languages" />
@@ -3433,14 +3433,14 @@
         <id>jetbrains.mps.coderules</id>
         <name>MPS Coderules Typechecking</name>
         <description>Typechecking with Coderules (experimental)</description>
-        <version>${ci.mps.release}-0.9-b${ci.build.num}</version>
+        <version>${ci.mps.release}-0.9.1-b${ci.build.num}</version>
         <vendor url="jetbrains.com/mps">JetBrains s.r.o.</vendor>
         <depends>jetbrains.mps.core</depends>
         <depends>jetbrains.mps.testing</depends>
         <depends>jetbrains.mps.build</depends>
         <depends>com.intellij.modules.platform</depends>
         <idea-version since-build="213.1" />
-        <change-notes>First public EAP</change-notes>
+        <change-notes>Bugfixes and optimizations</change-notes>
         
         <extensions defaultExtensionNs="com.intellij">
           <mps.LanguageLibrary dir="/languages" />
@@ -3455,14 +3455,14 @@
         <id>jetbrains.mps.coderules</id>
         <name>MPS Coderules Typechecking</name>
         <description>Typechecking with Coderules (experimental)</description>
-        <version>${ci.mps.release}-0.9-b${ci.build.num}</version>
+        <version>${ci.mps.release}-0.9.1-b${ci.build.num}</version>
         <vendor url="jetbrains.com/mps">JetBrains s.r.o.</vendor>
         <depends>jetbrains.mps.core</depends>
         <depends>jetbrains.mps.testing</depends>
         <depends>jetbrains.mps.build</depends>
         <depends>com.intellij.modules.platform</depends>
         <idea-version since-build="213.1" />
-        <change-notes>First public EAP</change-notes>
+        <change-notes>Bugfixes and optimizations</change-notes>
         
         <extensions defaultExtensionNs="com.intellij">
           <mps.LanguageLibrary dir="/languages" />
diff --git a/coderules/solutions/jetbrains.mps.coderules.build/models/jetbrains.mps.coderules.build.mps b/coderules/solutions/jetbrains.mps.coderules.build/models/jetbrains.mps.coderules.build.mps
index d7d40956..3bac0bf8 100644
--- a/coderules/solutions/jetbrains.mps.coderules.build/models/jetbrains.mps.coderules.build.mps
+++ b/coderules/solutions/jetbrains.mps.coderules.build/models/jetbrains.mps.coderules.build.mps
@@ -272,7 +272,7 @@
           <ref role="3Mxwex" node="5Hdh9$IhmQ$" resolve="ci.mps.release" />
         </node>
         <node concept="3Mxwew" id="2BiN_P7R7Wi" role="3MwsjC">
-          <property role="3MwjfP" value="-0.9-b" />
+          <property role="3MwjfP" value="-0.9.1-b" />
         </node>
         <node concept="3Mxwey" id="2BiN_P7R81m" role="3MwsjC">
           <ref role="3Mxwex" node="2BiN_P7R7jO" resolve="ci.build.num" />
@@ -305,7 +305,7 @@
       <node concept="2pNNFK" id="2fVm_54SZ$e" role="20twgj">
         <property role="2pNNFO" value="change-notes" />
         <node concept="3o6iSG" id="2fVm_54SZHp" role="3o6s8t">
-          <property role="3o6i5n" value="First public EAP" />
+          <property role="3o6i5n" value="Bugfixes and optimizations" />
         </node>
       </node>
       <node concept="m$_yB" id="2ABzB2CYN_W" role="m$_yh">