diff --git a/src/init.cpp b/src/init.cpp
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -1384,13 +1384,13 @@
         if (find(categories.begin(), categories.end(), std::string("0")) ==
             categories.end()) {
             for (const auto &cat : categories) {
-                uint32_t flag = 0;
-                if (!GetLogCategory(&flag, &cat)) {
+                BCLog::LogFlags flag;
+                if (!GetLogCategory(flag, cat)) {
                     InitWarning(
                         strprintf(_("Unsupported logging category %s=%s."),
                                   "-debug", cat));
                 }
-                GetLogger().EnableCategory(static_cast<BCLog::LogFlags>(flag));
+                GetLogger().EnableCategory(flag);
             }
         }
     }
@@ -1398,12 +1398,12 @@
     // Now remove the logging categories which were explicitly excluded
     if (gArgs.IsArgSet("-debugexclude")) {
         for (const std::string &cat : gArgs.GetArgs("-debugexclude")) {
-            uint32_t flag;
-            if (!GetLogCategory(&flag, &cat)) {
+            BCLog::LogFlags flag;
+            if (!GetLogCategory(flag, cat)) {
                 InitWarning(strprintf(_("Unsupported logging category %s=%s."),
                                       "-debugexclude", cat));
             }
-            GetLogger().DisableCategory(static_cast<BCLog::LogFlags>(flag));
+            GetLogger().DisableCategory(flag);
         }
     }
 
diff --git a/src/logging.h b/src/logging.h
--- a/src/logging.h
+++ b/src/logging.h
@@ -108,8 +108,8 @@
 /** Returns a string with the supported log categories */
 std::string ListLogCategories();
 
-/** Return true if str parses as a log category and set the flags in f */
-bool GetLogCategory(uint32_t *f, const std::string *str);
+/** Return true if str parses as a log category and set the flag */
+bool GetLogCategory(BCLog::LogFlags &flag, const std::string &str);
 
 #define LogPrint(category, ...)                                                \
     do {                                                                       \
diff --git a/src/logging.cpp b/src/logging.cpp
--- a/src/logging.cpp
+++ b/src/logging.cpp
@@ -51,7 +51,7 @@
 }
 
 struct CLogCategoryDesc {
-    uint32_t flag;
+    BCLog::LogFlags flag;
     std::string category;
 };
 
@@ -82,18 +82,16 @@
     {BCLog::ALL, "all"},
 };
 
-bool GetLogCategory(uint32_t *f, const std::string *str) {
-    if (f && str) {
-        if (*str == "") {
-            *f = BCLog::ALL;
+bool GetLogCategory(BCLog::LogFlags &flag, const std::string &str) {
+    if (str == "") {
+        flag = BCLog::ALL;
+        return true;
+    }
+    for (unsigned int i = 0; i < ARRAYLEN(LogCategories); i++) {
+        if (LogCategories[i].category == str) {
+            flag = LogCategories[i].flag;
             return true;
         }
-        for (unsigned int i = 0; i < ARRAYLEN(LogCategories); i++) {
-            if (LogCategories[i].category == *str) {
-                *f = LogCategories[i].flag;
-                return true;
-            }
-        }
     }
     return false;
 }
diff --git a/src/qt/transactiondesc.cpp b/src/qt/transactiondesc.cpp
--- a/src/qt/transactiondesc.cpp
+++ b/src/qt/transactiondesc.cpp
@@ -316,7 +316,7 @@
     //
     // Debug view
     //
-    if (logCategories != BCLog::NONE) {
+    if (gArgs.GetBoolArg("-debug", false)) {
         strHTML += "<hr><br>" + tr("Debug information") + "<br><br>";
         for (const CTxIn &txin : wtx.tx->vin) {
             if (wallet->IsMine(txin))