diff --git a/src/test/data/script_tests.json b/src/test/data/script_tests.json
index a90ec795ca5..027f198677d 100644
--- a/src/test/data/script_tests.json
+++ b/src/test/data/script_tests.json
@@ -2573,6 +2573,19 @@
 ["0", "0x21 0x02865c40293a680cb9c020e7b1e106d8c1916d3cef99aa431a56d253e69256dac0 CHECKSIGVERIFY 1", "P2SH,STRICTENC", "CHECKSIGVERIFY", "CHECKSIGVERIFY fails with its own error code when the signature check fails"],
 ["0 0", "1 0x21 0x02865c40293a680cb9c020e7b1e106d8c1916d3cef99aa431a56d253e69256dac0 1 CHECKMULTISIGVERIFY 1", "P2SH,STRICTENC", "CHECKMULTISIGVERIFY", "CHECKMULTISIGVERIFY fails with its own error code when the signature check fails"],
 
+["CHECKLOCKTIMEVERIFY tests"],
+["All tests below can only exercise failure paths: the spending transaction in these tests"],
+["has nLockTime 0 and a final nSequence, so CheckLockTime never succeeds."],
+["", "CHECKLOCKTIMEVERIFY", "CHECKLOCKTIMEVERIFY", "INVALID_STACK_OPERATION", "CLTV automatically fails on an empty stack"],
+["-1", "CHECKLOCKTIMEVERIFY", "CHECKLOCKTIMEVERIFY", "NEGATIVE_LOCKTIME", "CLTV automatically fails if stack top is negative"],
+["0x0180", "CHECKLOCKTIMEVERIFY", "CHECKLOCKTIMEVERIFY", "UNSATISFIED_LOCKTIME", "Negative zero is treated as 0, so CLTV fails with UNSATISFIED_LOCKTIME rather than NEGATIVE_LOCKTIME"],
+["0x0100", "CHECKLOCKTIMEVERIFY", "CHECKLOCKTIMEVERIFY,MINIMALDATA", "SCRIPTNUM", "CLTV use is non-standard if stack top is not minimally encoded"],
+["0", "CHECKLOCKTIMEVERIFY", "CHECKLOCKTIMEVERIFY", "UNSATISFIED_LOCKTIME", "CLTV fails if the input's nSequence is final, even when the lock time requirement is met"],
+["499999999", "CHECKLOCKTIMEVERIFY", "CHECKLOCKTIMEVERIFY", "UNSATISFIED_LOCKTIME", "CLTV fails if the stack operand (height) is greater than the tx nLockTime"],
+["500000000", "CHECKLOCKTIMEVERIFY", "CHECKLOCKTIMEVERIFY", "UNSATISFIED_LOCKTIME", "CLTV fails if the operand is time-based while the tx nLockTime is height-based"],
+["0x050000000001", "CHECKLOCKTIMEVERIFY", "CHECKLOCKTIMEVERIFY", "UNSATISFIED_LOCKTIME",
+ "CLTV accepts a 5-byte operand (2^32), but it is time-based while the tx nLockTime is height-based"],
+
 ["CHECKSEQUENCEVERIFY tests"],
 ["", "CHECKSEQUENCEVERIFY", "CHECKSEQUENCEVERIFY", "INVALID_STACK_OPERATION", "CSV automatically fails on an empty stack"],
 ["-1", "CHECKSEQUENCEVERIFY", "CHECKSEQUENCEVERIFY", "NEGATIVE_LOCKTIME", "CSV automatically fails if stack top is negative"],