diff --git a/app/src/main/assets/tangem-app-config b/app/src/main/assets/tangem-app-config
index 52d7e40603..c6dd1a8d38 160000
--- a/app/src/main/assets/tangem-app-config
+++ b/app/src/main/assets/tangem-app-config
@@ -1 +1 @@
-Subproject commit 52d7e406032b0f41cdfac00e796974e06a99ad7f
+Subproject commit c6dd1a8d384aa4b91ee09a9f99b7cdf8be3f1ab2
diff --git a/core/datasource/src/main/java/com/tangem/datasource/utils/RequestHeader.kt b/core/datasource/src/main/java/com/tangem/datasource/utils/RequestHeader.kt
index 821a90cbba..69ab84b845 100644
--- a/core/datasource/src/main/java/com/tangem/datasource/utils/RequestHeader.kt
+++ b/core/datasource/src/main/java/com/tangem/datasource/utils/RequestHeader.kt
@@ -33,7 +33,15 @@ sealed class RequestHeader(vararg pairs: Pair<String, ProviderSuspend<String>>)
         "platform" to ProviderSuspend { "android" },
         "language" to ProviderSuspend { appInfoProvider.language.checkHeaderValueOrEmpty() },
         "timezone" to ProviderSuspend {
-            TimeZone.getDefault().getDisplayName(false, TimeZone.SHORT).checkHeaderValueOrEmpty()
+            val timeZone = TimeZone.getDefault()
+            // TimeZone.getDisplayName may throw AssertionError on some devices due to an Android ICU bug
+            // ("No NameTypeIndex match for SHORT_STANDARD"), so fall back to the timezone id.
+            val displayName = try {
+                timeZone.getDisplayName(false, TimeZone.SHORT)
+            } catch (_: AssertionError) {
+                timeZone.id
+            }
+            displayName.checkHeaderValueOrEmpty()
         },
         "device" to ProviderSuspend { appInfoProvider.device.checkHeaderValueOrEmpty() },
     )