diff --git a/src/core_write.cpp b/src/core_write.cpp
index 6331a3d88..34a9d2360 100644
--- a/src/core_write.cpp
+++ b/src/core_write.cpp
@@ -77,6 +77,10 @@ std::string SighashToStr(unsigned char sighash_type)
     return it->second;
 }
 
+bool IsClaimOpCode(opcodetype code) {
+    return code == opcodetype::OP_CLAIM_NAME || code == opcodetype::OP_SUPPORT_CLAIM || code == opcodetype::OP_UPDATE_CLAIM;
+}
+
 /**
  * Create the assembly string representation of a CScript object.
  * @param[in] script    CScript object to convert into the asm string representation.
@@ -90,6 +94,7 @@ std::string ScriptToAsmStr(const CScript& script, const bool fAttemptSighashDeco
     opcodetype opcode;
     std::vector<unsigned char> vch;
     CScript::const_iterator pc = script.begin();
+    bool isClaimScript = false;
     while (pc < script.end()) {
         if (!str.empty()) {
             str += " ";
@@ -98,8 +103,9 @@ std::string ScriptToAsmStr(const CScript& script, const bool fAttemptSighashDeco
             str += "[error]";
             return str;
         }
+        isClaimScript |= IsClaimOpCode(opcode);
         if (0 <= opcode && opcode <= OP_PUSHDATA4) {
-            if (vch.size() <= static_cast<std::vector<unsigned char>::size_type>(4)) {
+            if (vch.size() <= static_cast<std::vector<unsigned char>::size_type>(4) && !isClaimScript) {
                 str += strprintf("%d", CScriptNum(vch, false).getint());
             } else {
                 // the IsUnspendable check makes sure not to try to decode OP_RETURN data that may match the format of a signature
diff --git a/src/test/nameclaim_tests.cpp b/src/test/nameclaim_tests.cpp
index a22cafc46..d928c2265 100644
--- a/src/test/nameclaim_tests.cpp
+++ b/src/test/nameclaim_tests.cpp
@@ -1,7 +1,8 @@
-#include "nameclaim.h"
-#include "primitives/transaction.h"
+#include <nameclaim.h>
+#include <core_io.h>
 #include <boost/test/unit_test.hpp>
-#include "test/test_bitcoin.h"
+#include <primitives/transaction.h>
+#include <test/test_bitcoin.h>
 
 BOOST_FIXTURE_TEST_SUITE(nameclaim_tests, BasicTestingSetup)
 
@@ -33,4 +34,29 @@ BOOST_AUTO_TEST_CASE(calc_min_claimtrie_fee)
 
 }
 
+BOOST_AUTO_TEST_CASE(scriptToAsmStr_output)
+{
+    auto claimScript = CScript() << OP_CLAIM_NAME
+                                 << std::vector<unsigned char>{ 'h', 'i' }
+                                 << std::vector<unsigned char>{ 'd', 'a', 't', 'a' } << OP_2DROP << OP_DROP << OP_TRUE;
+
+    auto result = ScriptToAsmStr(claimScript, false);
+    BOOST_CHECK(result.find("6869 64617461") != std::string::npos);
+
+    auto updateScript = CScript() << OP_UPDATE_CLAIM
+                                  << std::vector<unsigned char>{ 'h', 'i' }
+                                  << std::vector<unsigned char>{ 'i', 'd' }
+                                  << std::vector<unsigned char>{ 'd', 'a', 't', 'a' } << OP_2DROP << OP_2DROP << OP_TRUE;
+
+    result = ScriptToAsmStr(updateScript, false);
+    BOOST_CHECK(result.find("64617461") != std::string::npos);
+
+    auto supportScript = CScript() << OP_SUPPORT_CLAIM
+                                 << std::vector<unsigned char>{ 'h', 'i' }
+                                 << std::vector<unsigned char>{ 'i', 'd' } << OP_2DROP << OP_DROP << OP_TRUE;
+
+    result = ScriptToAsmStr(supportScript, false);
+    BOOST_CHECK(result.find("6869 6964") != std::string::npos);
+}
+
 BOOST_AUTO_TEST_SUITE_END()