diff --git a/CHANGES b/CHANGES
index 36478fed3d..82b82505e4 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,10 @@
+7.1.0-dev.311 | 2024-09-12 08:52:02 +0200
+
+  * Remove core.negative-time btest (Tim Wojtulewicz, Corelight)
+
+    This test is failing with libpcap libpcap 1.10; for more information
+    see https://github.com/zeek/zeek/issues/3921
+
 7.1.0-dev.309 | 2024-09-12 08:51:08 +0200
 
   * Bump spicy-format to 0.16.2 (Johanna Amann, Corelight)
diff --git a/VERSION b/VERSION
index a447525a23..6d93274c8d 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-7.1.0-dev.309
+7.1.0-dev.311
diff --git a/testing/btest/Baseline/core.negative-time/weird.log b/testing/btest/Baseline/core.negative-time/weird.log
deleted file mode 100644
index 49c7011a3b..0000000000
--- a/testing/btest/Baseline/core.negative-time/weird.log
+++ /dev/null
@@ -1,11 +0,0 @@
-### BTest baseline data generated by btest-diff. Do not edit. Use "btest -U/-u" to update. Requires BTest >= 0.63.
-#separator \x09
-#set_separator	,
-#empty_field	(empty)
-#unset_field	-
-#path	weird
-#open XXXX-XX-XX-XX-XX-XX
-#fields	ts	uid	id.orig_h	id.orig_p	id.resp_h	id.resp_p	name	addl	notice	peer	source
-#types	time	string	addr	port	addr	port	string	string	bool	string	string
-XXXXXXXXXX.XXXXXX	-	-	-	-	-	negative_packet_timestamp	-	F	zeek	-
-#close XXXX-XX-XX-XX-XX-XX
diff --git a/testing/btest/Traces/negative-time.pcap b/testing/btest/Traces/negative-time.pcap
deleted file mode 100644
index a216f1eb6e..0000000000
Binary files a/testing/btest/Traces/negative-time.pcap and /dev/null differ
diff --git a/testing/btest/core/negative-time.test b/testing/btest/core/negative-time.test
deleted file mode 100644
index cd1ac20240..0000000000
--- a/testing/btest/core/negative-time.test
+++ /dev/null
@@ -1,2 +0,0 @@
-# @TEST-EXEC: zeek -b -C -r $TRACES/negative-time.pcap base/frameworks/notice
-# @TEST-EXEC: btest-diff weird.log