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-rw-r--r--models-base/src/main/java/org/onap/policy/models/base/PfKey.java2
1 files changed, 1 insertions, 1 deletions
diff --git a/models-base/src/main/java/org/onap/policy/models/base/PfKey.java b/models-base/src/main/java/org/onap/policy/models/base/PfKey.java
index 5407030ba..72b8b5844 100644
--- a/models-base/src/main/java/org/onap/policy/models/base/PfKey.java
+++ b/models-base/src/main/java/org/onap/policy/models/base/PfKey.java
@@ -33,7 +33,7 @@ public abstract class PfKey extends PfConcept {
public static final String NAME_REGEXP = "[A-Za-z0-9\\-_\\.]+";
/** Regular expression to specify the structure of key versions. */
- public static final String VERSION_REGEXP = "[A-Za-z0-9.]+";
+ public static final String VERSION_REGEXP = "[0-9.]+";
/** Regular expression to specify the structure of key IDs. */
public static final String KEY_ID_REGEXP = "[A-Za-z0-9\\-_\\.]+:[0-9].[0-9].[0-9]";