diff --git a/src/libxrpl/tx/transactors/lending/LoanBrokerSet.cpp b/src/libxrpl/tx/transactors/lending/LoanBrokerSet.cpp
index eb75b6dc02..3ee0378f95 100644
--- a/src/libxrpl/tx/transactors/lending/LoanBrokerSet.cpp
+++ b/src/libxrpl/tx/transactors/lending/LoanBrokerSet.cpp
@@ -9,7 +9,9 @@
 #include <xrpl/ledger/helpers/LendingHelpers.h>
 #include <xrpl/ledger/helpers/TokenHelpers.h>
 #include <xrpl/protocol/Asset.h>
+#include <xrpl/protocol/Feature.h>
 #include <xrpl/protocol/Indexes.h>
+#include <xrpl/protocol/LedgerFormats.h>
 #include <xrpl/protocol/Protocol.h>
 #include <xrpl/protocol/SField.h>
 #include <xrpl/protocol/STLedgerEntry.h>
@@ -21,6 +23,7 @@
 #include <xrpl/protocol/XRPAmount.h>
 #include <xrpl/tx/Transactor.h>
 
+#include <cstdint>
 #include <memory>
 #include <vector>
 
diff --git a/src/test/app/LoanBroker_test.cpp b/src/test/app/LoanBroker_test.cpp
index b97b1f5e76..0bd4017117 100644
--- a/src/test/app/LoanBroker_test.cpp
+++ b/src/test/app/LoanBroker_test.cpp
@@ -2254,7 +2254,7 @@ class LoanBroker_test : public beast::unit_test::Suite
         std::string const credType = "LoanCredential";
 
         Env env{*this};
-        Vault vault{env};
+        Vault const vault{env};
 
         env.fund(XRP(100'000), issuer, alice, credIssuer);
         env.close();
@@ -2281,7 +2281,7 @@ class LoanBroker_test : public beast::unit_test::Suite
         {
             Env envNoFix{*this};
             envNoFix.disableFeature(fixCleanup3_2_0);
-            Vault vault2{envNoFix};
+            Vault const vault2{envNoFix};
 
             envNoFix.fund(XRP(100'000), issuer, alice);
             envNoFix.close();
@@ -2354,7 +2354,7 @@ class LoanBroker_test : public beast::unit_test::Suite
         std::string const credType = "LoanCredential";
 
         Env env{*this};
-        Vault vault{env};
+        Vault const vault{env};
 
         env.fund(XRP(100'000), issuer, alice, credIssuer);
         env.close();
@@ -2503,7 +2503,7 @@ class LoanBroker_test : public beast::unit_test::Suite
         std::string const credType = "LoanCredential";
 
         Env env{*this};
-        Vault vault{env};
+        Vault const vault{env};
 
         env.fund(XRP(100'000), issuer, alice, bob, credIssuer);
         env.close();
@@ -2628,7 +2628,7 @@ class LoanBroker_test : public beast::unit_test::Suite
         std::string const credType = "LoanCredential";
 
         Env env{*this};
-        Vault vault{env};
+        Vault const vault{env};
 
         env.fund(XRP(100'000), issuer, alice, bob, carol, credIssuer);
         env.close();
diff --git a/src/test/app/Loan_test.cpp b/src/test/app/Loan_test.cpp
index 3a013560f3..3ba4546e09 100644
--- a/src/test/app/Loan_test.cpp
+++ b/src/test/app/Loan_test.cpp
@@ -8717,7 +8717,7 @@ protected:
         std::string const credType = "LoanCredential";
 
         Env env{*this};
-        Vault vault{env};
+        Vault const vault{env};
 
         env.fund(XRP(100'000), issuer, alice, bob, carol, credIssuer);
         env.close();
@@ -8884,7 +8884,7 @@ protected:
         std::string const credType = "LoanCredential";
 
         Env env{*this};
-        Vault vault{env};
+        Vault const vault{env};
 
         env.fund(XRP(100'000), issuer, alice, bob, credIssuer);
         env.close();