diff --git a/pkgs/development/compilers/terra/get-compiler-from-envvar-fix-cpu-detection.patch b/pkgs/development/compilers/terra/get-compiler-from-envvar-fix-cpu-detection.patch
deleted file mode 100644
index 5f29f9859ae6..000000000000
--- a/pkgs/development/compilers/terra/get-compiler-from-envvar-fix-cpu-detection.patch
+++ /dev/null
@@ -1,31 +0,0 @@
-diff --git a/src/tcompiler.cpp b/src/tcompiler.cpp
-index 873d25e..61f3517 100644
---- a/src/tcompiler.cpp
-+++ b/src/tcompiler.cpp
-@@ -312,6 +312,10 @@ int terra_inittarget(lua_State *L) {
-     else
-         TT->CPU = llvm::sys::getHostCPUName().str();
- 
-+    if (TT->CPU == "generic") {
-+        TT->CPU = "x86-64";
-+    }
-+
-     if (!lua_isnil(L, 3))
-         TT->Features = lua_tostring(L, 3);
-     else {
-@@ -3198,10 +3202,13 @@ static int terra_disassemble(lua_State *L) {
- static bool FindLinker(terra_State *T, LLVM_PATH_TYPE *linker, const char *target) {
- #ifndef _WIN32
- #if LLVM_VERSION >= 36
--    *linker = *sys::findProgramByName("gcc");
-+    const char *linker_name = getenv("CC");
-+    if (!linker_name) linker_name = getenv("CXX");
-+    if (!linker_name) linker_name = "gcc";
-+    *linker = *sys::findProgramByName(linker_name);
-     return *linker == "";
- #else
--    *linker = sys::FindProgramByName("gcc");
-+    *linker = sys::FindProgramByName(getenv("CXX"));
-     return *linker == "";
- #endif
- #else
diff --git a/pkgs/development/compilers/terra/nix-add-test-paths.patch b/pkgs/development/compilers/terra/nix-add-test-paths.patch
deleted file mode 100644
index cd3ea431cd02..000000000000
--- a/pkgs/development/compilers/terra/nix-add-test-paths.patch
+++ /dev/null
@@ -1,16 +0,0 @@
-diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
-index 5de3e53..475659a 100644
---- a/src/CMakeLists.txt
-+++ b/src/CMakeLists.txt
-@@ -386,6 +386,11 @@ foreach(TERRA_TEST ${TERRA_TESTS})
-     COMMAND $<TARGET_FILE:TerraExecutable> ${TERRA_TEST}
-     WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/tests
-   )
-+  set_tests_properties(
-+    ${TERRA_TEST} PROPERTIES
-+    ENVIRONMENT "LUA_PATH=./?.lua"
-+    ENVIRONMENT "INCLUDE_PATH=@INCLUDE_PATH@"
-+  )
- endforeach()
- foreach(TERRA_TEST ${TERRA_TESTS_INSTALL})
-   get_filename_component(TERRA_TEST_DIR ${TERRA_TEST} DIRECTORY)