diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml
index 2913fd79750..e8ec495d031 100644
--- a/doc/src/sgml/libpq.sgml
+++ b/doc/src/sgml/libpq.sgml
@@ -8375,7 +8375,7 @@ main(int argc, char **argv)
         exit_nicely(conn);
     }
 
-    /* Set always-secure search path, so malicous users can't take control. */
+    /* Set always-secure search path, so malicious users can't take control. */
     res = PQexec(conn,
                  "SELECT pg_catalog.set_config('search_path', '', false)");
     if (PQresultStatus(res) != PGRES_TUPLES_OK)
@@ -8545,7 +8545,7 @@ main(int argc, char **argv)
         exit_nicely(conn);
     }
 
-    /* Set always-secure search path, so malicous users can't take control. */
+    /* Set always-secure search path, so malicious users can't take control. */
     res = PQexec(conn,
                  "SELECT pg_catalog.set_config('search_path', '', false)");
     if (PQresultStatus(res) != PGRES_TUPLES_OK)
@@ -8772,7 +8772,7 @@ main(int argc, char **argv)
         exit_nicely(conn);
     }
 
-    /* Set always-secure search path, so malicous users can't take control. */
+    /* Set always-secure search path, so malicious users can't take control. */
     res = PQexec(conn, "SET search_path = testlibpq3");
     if (PQresultStatus(res) != PGRES_COMMAND_OK)
     {
diff --git a/doc/src/sgml/lobj.sgml b/doc/src/sgml/lobj.sgml
index 3d9be58b6a7..1e756870907 100644
--- a/doc/src/sgml/lobj.sgml
+++ b/doc/src/sgml/lobj.sgml
@@ -899,7 +899,7 @@ main(int argc, char **argv)
         exit_nicely(conn);
     }
 
-    /* Set always-secure search path, so malicous users can't take control. */
+    /* Set always-secure search path, so malicious users can't take control. */
     res = PQexec(conn,
                  "SELECT pg_catalog.set_config('search_path', '', false)");
     if (PQresultStatus(res) != PGRES_TUPLES_OK)