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Diffstat (limited to 'xcode/OLMKit/OLMInboundGroupSession.m')
-rw-r--r--xcode/OLMKit/OLMInboundGroupSession.m2
1 files changed, 1 insertions, 1 deletions
diff --git a/xcode/OLMKit/OLMInboundGroupSession.m b/xcode/OLMKit/OLMInboundGroupSession.m
index 06c6e33..68750ec 100644
--- a/xcode/OLMKit/OLMInboundGroupSession.m
+++ b/xcode/OLMKit/OLMInboundGroupSession.m
@@ -194,7 +194,7 @@
{
size_t length = olm_export_inbound_group_session_length(session);
NSMutableData *key = [NSMutableData dataWithLength:length];
- size_t result = olm_export_inbound_group_session(session, key.mutableBytes, key.length, messageIndex);
+ size_t result = olm_export_inbound_group_session(session, key.mutableBytes, key.length, (uint32_t)messageIndex);
if (result == olm_error()) {
const char *olm_error = olm_inbound_group_session_last_error(session);
NSString *errorString = [NSString stringWithUTF8String:olm_error];