diff --git a/components/bio-formats-plugins/pom.xml b/components/bio-formats-plugins/pom.xml
index 598a7d0240f..acde2b087ad 100644
--- a/components/bio-formats-plugins/pom.xml
+++ b/components/bio-formats-plugins/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>ome</groupId>
     <artifactId>pom-bio-formats</artifactId>
-    <version>6.12.0-SNAPSHOT</version>
+    <version>6.12.0-m1</version>
     <relativePath>../..</relativePath>
   </parent>
 
diff --git a/components/bio-formats-tools/pom.xml b/components/bio-formats-tools/pom.xml
index 9092573cd3b..cda0f7a203f 100644
--- a/components/bio-formats-tools/pom.xml
+++ b/components/bio-formats-tools/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>ome</groupId>
     <artifactId>pom-bio-formats</artifactId>
-    <version>6.12.0-SNAPSHOT</version>
+    <version>6.12.0-m1</version>
     <relativePath>../..</relativePath>
   </parent>
 
diff --git a/components/bundles/bioformats_package/pom.xml b/components/bundles/bioformats_package/pom.xml
index 908b1a5320f..9d4b88bf1f9 100644
--- a/components/bundles/bioformats_package/pom.xml
+++ b/components/bundles/bioformats_package/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>ome</groupId>
     <artifactId>pom-bio-formats</artifactId>
-    <version>6.12.0-SNAPSHOT</version>
+    <version>6.12.0-m1</version>
     <relativePath>../../../</relativePath>
   </parent>
 
diff --git a/components/forks/turbojpeg/pom.xml b/components/forks/turbojpeg/pom.xml
index a94d8889399..ca2008032c7 100644
--- a/components/forks/turbojpeg/pom.xml
+++ b/components/forks/turbojpeg/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>ome</groupId>
     <artifactId>pom-bio-formats</artifactId>
-    <version>6.12.0-SNAPSHOT</version>
+    <version>6.12.0-m1</version>
     <relativePath>../../../</relativePath>
   </parent>
 
diff --git a/components/formats-api/pom.xml b/components/formats-api/pom.xml
index 33e2fb10c13..2ff80464251 100644
--- a/components/formats-api/pom.xml
+++ b/components/formats-api/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>ome</groupId>
     <artifactId>pom-bio-formats</artifactId>
-    <version>6.12.0-SNAPSHOT</version>
+    <version>6.12.0-m1</version>
     <relativePath>../..</relativePath>
   </parent>
 
diff --git a/components/formats-bsd/pom.xml b/components/formats-bsd/pom.xml
index f0b4990a88f..2a0a9edf6d9 100644
--- a/components/formats-bsd/pom.xml
+++ b/components/formats-bsd/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>ome</groupId>
     <artifactId>pom-bio-formats</artifactId>
-    <version>6.12.0-SNAPSHOT</version>
+    <version>6.12.0-m1</version>
     <relativePath>../..</relativePath>
   </parent>
 
diff --git a/components/formats-gpl/pom.xml b/components/formats-gpl/pom.xml
index 7f2dd03c08d..0c3a8bb1216 100644
--- a/components/formats-gpl/pom.xml
+++ b/components/formats-gpl/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>ome</groupId>
     <artifactId>pom-bio-formats</artifactId>
-    <version>6.12.0-SNAPSHOT</version>
+    <version>6.12.0-m1</version>
     <relativePath>../..</relativePath>
   </parent>
 
diff --git a/components/test-suite/pom.xml b/components/test-suite/pom.xml
index 82ea0f38539..5ebb9b62485 100644
--- a/components/test-suite/pom.xml
+++ b/components/test-suite/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>ome</groupId>
     <artifactId>pom-bio-formats</artifactId>
-    <version>6.12.0-SNAPSHOT</version>
+    <version>6.12.0-m1</version>
     <relativePath>../..</relativePath>
   </parent>
 
diff --git a/pom.xml b/pom.xml
index 025bb311fa2..a8a748c165a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
 
   <groupId>ome</groupId>
   <artifactId>pom-bio-formats</artifactId>
-  <version>6.12.0-SNAPSHOT</version>
+  <version>6.12.0-m1</version>
   <packaging>pom</packaging>
 
   <name>Bio-Formats projects</name>
@@ -34,7 +34,7 @@
          When possible, we advise using the relevant groupId and version
          properties for your dependencies rather than hardcoding them. -->
 
-    <release.version>6.12.0-SNAPSHOT</release.version>
+    <release.version>6.12.0-m1</release.version>
     <date>${maven.build.timestamp}</date>
     <year>2017</year>
     <project.rootdir>${basedir}</project.rootdir>