diff --git a/recipes/net-snmp/all/conanfile.py b/recipes/net-snmp/all/conanfile.py
index 68f4965c95152..580fa9c4ddf90 100644
--- a/recipes/net-snmp/all/conanfile.py
+++ b/recipes/net-snmp/all/conanfile.py
@@ -56,7 +56,7 @@ def layout(self):
         basic_layout(self, src_folder="src")
 
     def requirements(self):
-        self.requires("openssl/[>=1.1 <4]")
+        self.requires("openssl/[>=1.1 <4]", transitive_headers=True)
         self.requires("pcre/8.45")
         self.requires("zlib/[>=1.2.11 <2]")
 
@@ -75,7 +75,7 @@ def build_requirements(self):
             self.tool_requires("automake/1.16.5")
             self.tool_requires("libtool/2.4.7")
         if not self.conf.get("tools.gnu:pkg_config", default=False, check_type=str):
-            self.tool_requires("pkgconf/2.2.0")
+            self.tool_requires("pkgconf/[>=2.2.0 <3]")
 
     def source(self):
         get(self, **self.conan_data["sources"][self.version], strip_root=True)
diff --git a/recipes/net-snmp/all/test_package/test_package.c b/recipes/net-snmp/all/test_package/test_package.c
index dbe79814204fe..da5ad389a87cc 100644
--- a/recipes/net-snmp/all/test_package/test_package.c
+++ b/recipes/net-snmp/all/test_package/test_package.c
@@ -1,5 +1,6 @@
 #include <net-snmp/net-snmp-config.h>
 #include <net-snmp/library/snmp_api.h>
+#include <net-snmp/net-snmp-includes.h>
 #include <stddef.h>
 
 int main()