diff --git a/core/com.b2international.snowowl.core/src/com/b2international/snowowl/core/branch/BranchDeleteRequest.java b/core/com.b2international.snowowl.core/src/com/b2international/snowowl/core/branch/BranchDeleteRequest.java
index 9631936fcd..7e11a0b23c 100644
--- a/core/com.b2international.snowowl.core/src/com/b2international/snowowl/core/branch/BranchDeleteRequest.java
+++ b/core/com.b2international.snowowl.core/src/com/b2international/snowowl/core/branch/BranchDeleteRequest.java
@@ -50,7 +50,7 @@ public Boolean execute(RepositoryContext context) {
 				String resourceURI = resource.getResourceURI(getBranchPath()).toString();
 				context.service(ValidationCleanupService.class).removeStaleIssues(context, resourceURI);				
 			} catch (Exception e) {
-				LOGGER.trace("Failed to remove validation issues associated with deleted branch {}", getBranchPath(), e);
+				LOGGER.trace(String.format("Failed to remove validation issues associated with deleted branch %s", getBranchPath()), e);
 			}
 			
 		} catch (NotFoundException e) {