diff --git a/public/repo/net/sf/picard/1.104.1628/picard-1.104.1628.jar b/public/repo/net/sf/picard/1.104.1628/picard-1.104.1628.jar
deleted file mode 100644
index 0a24f339e..000000000
Binary files a/public/repo/net/sf/picard/1.104.1628/picard-1.104.1628.jar and /dev/null differ
diff --git a/public/repo/net/sf/picard/1.104.1628/picard-1.104.1628.pom b/public/repo/net/sf/picard/1.104.1628/picard-1.104.1628.pom
deleted file mode 100644
index c2f2a5048..000000000
--- a/public/repo/net/sf/picard/1.104.1628/picard-1.104.1628.pom
+++ /dev/null
@@ -1,9 +0,0 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0"
- xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
- xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-  <modelVersion>4.0.0</modelVersion>
-  <groupId>net.sf.snpeff</groupId>
-  <artifactId>picard</artifactId>
-  <name>picard</name>
-  <version>1.104.1628</version>
-</project>
diff --git a/public/repo/net/sf/sam/1.104.1628/sam-1.104.1628.jar b/public/repo/net/sf/sam/1.104.1628/sam-1.104.1628.jar
deleted file mode 100644
index ad8437d03..000000000
Binary files a/public/repo/net/sf/sam/1.104.1628/sam-1.104.1628.jar and /dev/null differ
diff --git a/public/repo/net/sf/sam/1.104.1628/sam-1.104.1628.pom b/public/repo/net/sf/sam/1.104.1628/sam-1.104.1628.pom
deleted file mode 100644
index 4d9e63822..000000000
--- a/public/repo/net/sf/sam/1.104.1628/sam-1.104.1628.pom
+++ /dev/null
@@ -1,9 +0,0 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0"
- xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
- xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-  <modelVersion>4.0.0</modelVersion>
-  <groupId>net.sf</groupId>
-  <artifactId>sam</artifactId>
-  <name>sam</name>
-  <version>1.104.1628</version>
-</project>
diff --git a/public/repo/org/broad/tribble/1.104.1628/tribble-1.104.1628.jar b/public/repo/org/broad/tribble/1.104.1628/tribble-1.104.1628.jar
deleted file mode 100644
index 134be3d94..000000000
Binary files a/public/repo/org/broad/tribble/1.104.1628/tribble-1.104.1628.jar and /dev/null differ
diff --git a/public/repo/org/broad/tribble/1.104.1628/tribble-1.104.1628.pom b/public/repo/org/broad/tribble/1.104.1628/tribble-1.104.1628.pom
deleted file mode 100644
index 9acaf0dd1..000000000
--- a/public/repo/org/broad/tribble/1.104.1628/tribble-1.104.1628.pom
+++ /dev/null
@@ -1,9 +0,0 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0"
- xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
- xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-  <modelVersion>4.0.0</modelVersion>
-  <groupId>org.broad</groupId>
-  <artifactId>tribble</artifactId>
-  <name>tribble</name>
-  <version>1.104.1628</version>
-</project>
diff --git a/public/repo/org/broadinstitute/variant/1.105.1642/variant-1.105.1642.jar b/public/repo/org/broadinstitute/variant/1.105.1642/variant-1.105.1642.jar
deleted file mode 100644
index c173d0fdd..000000000
Binary files a/public/repo/org/broadinstitute/variant/1.105.1642/variant-1.105.1642.jar and /dev/null differ
diff --git a/public/repo/org/broadinstitute/variant/1.105.1642/variant-1.105.1642.pom b/public/repo/org/broadinstitute/variant/1.105.1642/variant-1.105.1642.pom
deleted file mode 100644
index 7fafe61f4..000000000
--- a/public/repo/org/broadinstitute/variant/1.105.1642/variant-1.105.1642.pom
+++ /dev/null
@@ -1,9 +0,0 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0"
- xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
- xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-  <modelVersion>4.0.0</modelVersion>
-  <groupId>org.broadinstitute</groupId>
-  <artifactId>variant</artifactId>
-  <name>variant</name>
-  <version>1.105.1642</version>
-</project>
diff --git a/public/sting-root/pom.xml b/public/sting-root/pom.xml
index 726e20867..9297c6569 100644
--- a/public/sting-root/pom.xml
+++ b/public/sting-root/pom.xml
@@ -37,6 +37,13 @@
         <scala.maxmemory>1g</scala.maxmemory>
         <test.maxmemory>4g</test.maxmemory>
         <test.args>-Xmx${test.maxmemory}</test.args>
+
+        <!-- Version numbers for picard sam-jdk. Usually kept in sync. -->
+        <picard.public.version>1.107.1676</picard.public.version>
+        <sam.version>${picard.public.version}</sam.version>
+        <picard.version>${picard.public.version}</picard.version>
+        <variant.version>${picard.public.version}</variant.version>
+        <tribble.version>${picard.public.version}</tribble.version>
     </properties>
 
     <!-- Dependency configuration (versions, etc.) -->
@@ -60,7 +67,7 @@
             <dependency>
                 <groupId>net.sf</groupId>
                 <artifactId>sam</artifactId>
-                <version>1.107.1676</version>
+                <version>${sam.version}</version>
                 <exclusions>
                     <exclusion>
                         <groupId>org.testng</groupId>
@@ -71,22 +78,17 @@
             <dependency>
                 <groupId>net.sf</groupId>
                 <artifactId>picard</artifactId>
-                <version>1.107.1676</version>
-            </dependency>
-            <dependency>
-                <groupId>edu.mit.broad</groupId>
-                <artifactId>picard-private-parts</artifactId>
-                <version>2872</version>
+                <version>${picard.version}</version>
             </dependency>
             <dependency>
                 <groupId>org.broad</groupId>
                 <artifactId>tribble</artifactId>
-                <version>1.107.1676</version>
+                <version>${tribble.version}</version>
             </dependency>
             <dependency>
                 <groupId>org.broadinstitute</groupId>
                 <artifactId>variant</artifactId>
-                <version>1.107.1676</version>
+                <version>${variant.version}</version>
             </dependency>
             <dependency>
                 <groupId>log4j</groupId>
@@ -127,11 +129,6 @@
                 <artifactId>simple-xml</artifactId>
                 <version>2.0.4</version>
             </dependency>
-            <dependency>
-                <groupId>org.apache.bcel</groupId>
-                <artifactId>bcel</artifactId>
-                <version>5.2</version>
-            </dependency>
             <dependency>
                 <groupId>org.reflections</groupId>
                 <artifactId>reflections</artifactId>
@@ -207,26 +204,6 @@
                 <artifactId>drmaa</artifactId>
                 <version>6.2u5p2</version>
             </dependency>
-            <dependency>
-                <groupId>org.uncommons</groupId>
-                <artifactId>reportng</artifactId>
-                <version>1.1.2</version>
-            </dependency>
-            <dependency>
-                <groupId>com.google.inject</groupId>
-                <artifactId>guice</artifactId>
-                <version>3.0</version>
-            </dependency>
-            <dependency>
-                <groupId>org.apache.poi</groupId>
-                <artifactId>poi</artifactId>
-                <version>3.8-beta3</version>
-            </dependency>
-            <dependency>
-                <groupId>org.apache.poi</groupId>
-                <artifactId>poi-ooxml</artifactId>
-                <version>3.8-beta3</version>
-            </dependency>
             <dependency>
                 <groupId>net.sf.snpeff</groupId>
                 <artifactId>snpeff</artifactId>
@@ -616,11 +593,6 @@
             <name>Sting Public Local Repository</name>
             <url>file:${sting.basedir}/public/repo</url>
         </repository>
-        <repository>
-            <id>sting.private.repo.local</id>
-            <name>Sting Private Local Repository</name>
-            <url>file:${sting.basedir}/private/repo</url>
-        </repository>
     </repositories>
 
 </project>