diff --git a/hyprpm/src/core/PluginManager.cpp b/hyprpm/src/core/PluginManager.cpp
index 72ec7861..7b454d8d 100644
--- a/hyprpm/src/core/PluginManager.cpp
+++ b/hyprpm/src/core/PluginManager.cpp
@@ -15,6 +15,7 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <pwd.h>
+#include <unistd.h>
 
 #include <toml++/toml.hpp>
 
diff --git a/src/signal-safe.hpp b/src/signal-safe.hpp
index 22c825db..70320ad1 100644
--- a/src/signal-safe.hpp
+++ b/src/signal-safe.hpp
@@ -109,8 +109,10 @@ class BufFileWriter {
             struct sigaction act;
             act.sa_handler = SIG_DFL;
             sigemptyset(&act.sa_mask);
-            act.sa_flags    = SA_NOCLDWAIT;
+            act.sa_flags = SA_NOCLDWAIT;
+#ifdef SA_RESTORER
             act.sa_restorer = NULL;
+#endif
             sigaction(SIGCHLD, &act, NULL);
         }
         pid_t pid = fork();
@@ -123,7 +125,7 @@ class BufFileWriter {
         if (pid == 0) {
             close(pipefd[0]);
             dup2(pipefd[1], STDOUT_FILENO);
-            char const* const argv[] = {"/bin/sh", "-c", cmd};
+            char const* const argv[] = {"/bin/sh", "-c", cmd, NULL};
             execv("/bin/sh", (char* const*)argv);
 
             BufFileWriter<64> failmsg(pipefd[1]);