diff --git a/slsSupportLib/include/sls/Version.h b/slsSupportLib/include/sls/Version.h
index 5ff23b5ee..8d42b275c 100644
--- a/slsSupportLib/include/sls/Version.h
+++ b/slsSupportLib/include/sls/Version.h
@@ -14,10 +14,6 @@ struct SemanticVersion {
     int patch{0};
     std::string prerelease{};
 
-    /**
-     * If empty, return {}
-     * If 0.0.0, only prerelease is returned (eg. developer, 0.0.0, other non
-     * semantic versioning) */
     std::string toString() const;
     bool operator==(const SemanticVersion &other) const;
     bool operator<=(const SemanticVersion &other) const;
@@ -35,7 +31,6 @@ class Version {
     explicit Version(const std::string &s);
     std::string toString() const;
     bool hasSemanticVersioning() const;
-
     std::string getVersion() const;
     std::string getDate() const;
     std::string concise() const;
diff --git a/slsSupportLib/tests/test-Version.cpp b/slsSupportLib/tests/test-Version.cpp
index 0770137f5..d330f2dae 100644
--- a/slsSupportLib/tests/test-Version.cpp
+++ b/slsSupportLib/tests/test-Version.cpp
@@ -72,19 +72,55 @@ TEST_CASE("semantic version", "[version]") {
     CHECK(semver.major == 10);
     CHECK(semver.minor == 1);
     CHECK(semver.patch == 1);
-    CHECK(semver.prerelease == "rc");
+    CHECK(semver.prerelease == ".rc");
 
-    version = Version("0.0.0 0x250512");
-    CHECK_FALSE(version.hasSemanticVersioning());
-    CHECK(version.getDate() == "0x250512");
-    CHECK(version.toString() == "0.0.0 0x250512");
-    REQUIRE_THROWS(version.getSemanticVersion());
+    auto version2 = Version("9.2.1 0x250512");
+    CHECK(version2.hasSemanticVersioning());
+    CHECK(version2.getDate() == "0x250512");
+    CHECK(version2.toString() == "9.2.1 0x250512");
+    auto semver2 = version2.getSemanticVersion();
+    CHECK(semver2.toString() == "9.2.1");
+    CHECK(semver2.major == 9);
+    CHECK(semver2.minor == 2);
+    CHECK(semver2.patch == 1);
+    CHECK(semver2.prerelease == "");
+    CHECK(version != version2);
 
-    version = Version("0x250512");
-    CHECK_FALSE(version.hasSemanticVersioning());
-    CHECK(version.getDate() == "0x250512");
-    CHECK(version.toString() == "0.0.0 0x250512");
-    REQUIRE_THROWS(version.getSemanticVersion());
+    auto dev_version = Version("developer 0x250512");
+    CHECK_FALSE(dev_version.hasSemanticVersioning());
+    CHECK(dev_version.getDate() == "0x250512");
+    CHECK(dev_version.toString() == "0.0.0 0x250512");
+    REQUIRE_THROWS(dev_version.getSemanticVersion());
+    REQUIRE_THROWS(dev_version.getMajorVersion());
+    REQUIRE_THROWS(dev_version.getMinorVersion());
+    REQUIRE_THROWS(dev_version.getPatchVersion());
+    REQUIRE_THROWS(dev_version.getPrereleaseVersion());
+    REQUIRE_THROWS(dev_version.isBackwardCompatible(version));
+    CHECK(dev_version == version);
+
+    auto zero_version = Version("0.0.0 0x250512");
+    CHECK_FALSE(zero_version.hasSemanticVersioning());
+    CHECK(zero_version.getDate() == "0x250512");
+    CHECK(zero_version.toString() == "0.0.0 0x250512");
+    REQUIRE_THROWS(zero_version.getSemanticVersion());
+    REQUIRE_THROWS(zero_version.getMajorVersion());
+    REQUIRE_THROWS(zero_version.getMinorVersion());
+    REQUIRE_THROWS(zero_version.getPatchVersion());
+    REQUIRE_THROWS(zero_version.getPrereleaseVersion());
+    REQUIRE_THROWS(zero_version.isBackwardCompatible(version));
+    CHECK(zero_version == dev_version);
+
+    auto date_only_version = Version("0x250512");
+    CHECK_FALSE(date_only_version.hasSemanticVersioning());
+    CHECK(date_only_version.getDate() == "0x250512");
+    CHECK(date_only_version.toString() == "0.0.0 0x250512");
+    REQUIRE_THROWS(date_only_version.getSemanticVersion());
+    REQUIRE_THROWS(date_only_version.getMajorVersion());
+    REQUIRE_THROWS(date_only_version.getMinorVersion());
+    REQUIRE_THROWS(date_only_version.getPatchVersion());
+    REQUIRE_THROWS(date_only_version.getPrereleaseVersion());
+    REQUIRE_THROWS(date_only_version.isBackwardCompatible(version));
+    CHECK(date_only_version == zero_version);
 }
 
 } // namespace sls