diff --git a/app-common/src/main/java/im/angry/openeuicc/vendored/simlink.kt b/app-common/src/main/java/im/angry/openeuicc/vendored/simlink.kt
index f783ea9..013f07c 100644
--- a/app-common/src/main/java/im/angry/openeuicc/vendored/simlink.kt
+++ b/app-common/src/main/java/im/angry/openeuicc/vendored/simlink.kt
@@ -2,11 +2,10 @@ package im.angry.openeuicc.vendored
 
 import net.typeblog.lpac_jni.Version
 
-private val prefix = Regex("^89044045(84|21)67274948\\d+") // SIMLink EID prefix
+private val prefix = Regex("^89044045(84|21)67274948") // SIMLink EID prefix
 
 fun getSIMLinkVersion(eid: String, version: Version?): String? {
-    if (version == null) return null
-    if (!prefix.matches(eid)) return null
+    if (version == null || prefix.find(eid, 0) == null) return null
     return when {
         // @formatter:off
         version >= Version(36,  7,  2) -> "v2"