diff --git a/benchmark/CMakeLists.txt b/benchmark/CMakeLists.txt
index 75ebcb03..2571e222 100644
--- a/benchmark/CMakeLists.txt
+++ b/benchmark/CMakeLists.txt
@@ -15,4 +15,14 @@ set(BENCHMARK_DOWNLOAD_DEPENDENCIES ON)
 set(BENCHMARK_ENABLE_TESTING OFF)
 add_subdirectory(google-benchmark)
 
-target_link_libraries(dd_trace_cpp-benchmark benchmark::benchmark dd_trace_cpp-static)
+target_include_directories(dd_trace_cpp-benchmark
+  PRIVATE
+    ${CMAKE_SOURCE_DIR}/src
+)
+
+target_link_libraries(dd_trace_cpp-benchmark 
+  PRIVATE
+    benchmark::benchmark
+    dd_trace::static
+    nlohmann_json::nlohmann_json
+)
diff --git a/benchmark/benchmark.cpp b/benchmark/benchmark.cpp
index 6387260a..d44c8214 100644
--- a/benchmark/benchmark.cpp
+++ b/benchmark/benchmark.cpp
@@ -3,9 +3,7 @@
 #include <datadog/logger.h>
 #include <datadog/span_data.h>
 #include <datadog/tracer.h>
-#include <datadog/tracer_config.h>
 
-#include <datadog/json.hpp>
 #include <memory>
 
 #include "hasher.h"
@@ -34,7 +32,7 @@ struct SerializingCollector : public dd::Collector {
   }
 
   std::string config() const override {
-    return nlohmann::json::object({{"type", "SerializingCollector"}}).dump();
+    return R"({"type": "SerializingCollector"})";
   }
 };
 
diff --git a/benchmark/hasher.cpp b/benchmark/hasher.cpp
index 40228c49..548b522c 100644
--- a/benchmark/hasher.cpp
+++ b/benchmark/hasher.cpp
@@ -15,7 +15,6 @@
 #include "hasher.h"
 
 #include <datadog/span_config.h>
-#include <datadog/tags.h>
 #include <datadog/tracer.h>
 #include <datadog/tracer_config.h>
 
@@ -97,8 +96,8 @@ int sha256_traced(Digest &digest, const fs::path &path,
       Digest hash;
       const fs::path &child = entry;
       if (sha256_traced(hash, child, span)) {
-        span.set_error_message(
-                     "unable to calculate digest of " + child.u8string());
+        span.set_error_message("unable to calculate digest of " +
+                               child.u8string());
         return 1;
       }
       children.emplace_back(child, hash);
diff --git a/fuzz/base64/CMakeLists.txt b/fuzz/base64/CMakeLists.txt
index fd7d7f9f..e2e94d53 100644
--- a/fuzz/base64/CMakeLists.txt
+++ b/fuzz/base64/CMakeLists.txt
@@ -1,6 +1,12 @@
 add_executable(base64-fuzz main.cpp)
 
 add_dependencies(base64-fuzz dd_trace_cpp-static)
+
+target_include_directories(base64-fuzz
+  PRIVATE
+    ${CMAKE_SOURCE_DIR}/src
+)
+
 target_link_libraries(base64-fuzz dd_trace_cpp-static)
 
 add_target_to_group(base64-fuzz dd_trace_cpp-fuzzers)
diff --git a/fuzz/w3c-propagation/CMakeLists.txt b/fuzz/w3c-propagation/CMakeLists.txt
index e0ebfdac..3988eadc 100644
--- a/fuzz/w3c-propagation/CMakeLists.txt
+++ b/fuzz/w3c-propagation/CMakeLists.txt
@@ -1,6 +1,11 @@
 add_executable(w3c-propagation-fuzz fuzz.cpp)
 
 add_dependencies(w3c-propagation-fuzz dd_trace_cpp-static)
+
+target_include_directories(w3c-propagation-fuzz
+  PRIVATE
+    ${CMAKE_SOURCE_DIR}/src
+)
 target_link_libraries(w3c-propagation-fuzz dd_trace_cpp-static)
 
 add_target_to_group(w3c-propagation-fuzz dd_trace_cpp-fuzzers)