diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/download/VersionsPage.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/download/VersionsPage.java
index d13f12c63..73476d12f 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/download/VersionsPage.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/download/VersionsPage.java
@@ -200,7 +200,7 @@ public final class VersionsPage extends Control implements WizardPage, Refreshab
                     case PENDING:
                     case SNAPSHOT:
                         if (versionType == RemoteVersion.Type.SNAPSHOT
-                                && GameVersionNumber.asGameVersion(remoteVersion.getGameVersion()).isSpecial()) {
+                                && GameVersionNumber.asGameVersion(remoteVersion.getGameVersion()).isAprilFools()) {
                             content.getTags().setAll(i18n("version.game.april_fools"));
                             content.setImage(VersionIconType.APRIL_FOOLS.getIcon());
                         } else {
@@ -492,7 +492,7 @@ public final class VersionsPage extends Control implements WizardPage, Refreshab
                                     || versionType == RemoteVersion.Type.PENDING;
                         case APRIL_FOOLS:
                             return versionType == RemoteVersion.Type.SNAPSHOT
-                                    && GameVersionNumber.asGameVersion(it.getGameVersion()).isSpecial();
+                                    && GameVersionNumber.asGameVersion(it.getGameVersion()).isAprilFools();
                         case OLD:
                             return versionType == RemoteVersion.Type.OLD;
                         case ALL:
diff --git a/HMCLCore/src/main/java/org/jackhuang/hmcl/util/versioning/GameVersionNumber.java b/HMCLCore/src/main/java/org/jackhuang/hmcl/util/versioning/GameVersionNumber.java
index 09ed46959..7569aead8 100644
--- a/HMCLCore/src/main/java/org/jackhuang/hmcl/util/versioning/GameVersionNumber.java
+++ b/HMCLCore/src/main/java/org/jackhuang/hmcl/util/versioning/GameVersionNumber.java
@@ -98,8 +98,16 @@ public abstract class GameVersionNumber implements Comparable<GameVersionNumber>
         this.value = value;
     }
 
-    public boolean isSpecial() {
-        return this instanceof Special;
+    public boolean isAprilFools() {
+        if (this instanceof Special)
+            return true;
+
+        if (this instanceof Snapshot) {
+            Snapshot snapshot = (Snapshot) this;
+            return snapshot.intValue == Snapshot.toInt(15, 14, 'a');
+        }
+
+        return false;
     }
 
     enum Type {
diff --git a/HMCLCore/src/test/java/org/jackhuang/hmcl/util/versioning/GameVersionNumberTest.java b/HMCLCore/src/test/java/org/jackhuang/hmcl/util/versioning/GameVersionNumberTest.java
index bd65468e8..1b1e579c6 100644
--- a/HMCLCore/src/test/java/org/jackhuang/hmcl/util/versioning/GameVersionNumberTest.java
+++ b/HMCLCore/src/test/java/org/jackhuang/hmcl/util/versioning/GameVersionNumberTest.java
@@ -99,6 +99,29 @@ public final class GameVersionNumberTest {
         assertEquals(VersionNumber.asVersion(versionNumber), old.versionNumber);
     }
 
+    private static boolean isAprilFools(String version) {
+        return GameVersionNumber.asGameVersion(version).isAprilFools();
+    }
+
+    @Test
+    public void testIsAprilFools() {
+        assertTrue(isAprilFools("15w14a"));
+        assertTrue(isAprilFools("1.RV-Pre1"));
+        assertTrue(isAprilFools("3D Shareware v1.34"));
+        assertTrue(isAprilFools("2.0"));
+        assertTrue(isAprilFools("20w14infinite"));
+        assertTrue(isAprilFools("22w13oneBlockAtATime"));
+        assertTrue(isAprilFools("23w13a_or_b"));
+        assertTrue(isAprilFools("24w14potato"));
+        assertTrue(isAprilFools("25w14craftmine"));
+
+        assertFalse(isAprilFools("1.21.8"));
+        assertFalse(isAprilFools("1.21.8-rc1"));
+        assertFalse(isAprilFools("25w21a"));
+        assertFalse(isAprilFools("13w12~"));
+        assertFalse(isAprilFools("15w14b"));
+    }
+
     @Test
     public void testParseOld() {
         assertOldVersion("rd-132211", GameVersionNumber.Type.PRE_CLASSIC, "132211");