diff --git a/bscdiff.go b/bscdiff.go
index 0f6cdef..f2f6301 100644
--- a/bscdiff.go
+++ b/bscdiff.go
@@ -64,8 +64,23 @@ func main() {
 		}
 	}
 
-	searchResults1 := scanFile(args[1])
-	searchResults2 := scanFile(args[2])
+	c1 := make(chan []searchResult)
+	c2 := make(chan []searchResult)
+	var searchResults1 []searchResult
+	var searchResults2 []searchResult
+
+	go scanFile(args[1], c1)
+	go scanFile(args[2], c2)
+
+	for i := 0; i < 2; i++ {
+		select {
+		case msg1 := <-c1:
+			searchResults1 = msg1
+		case msg2 := <-c2:
+			searchResults2 = msg2
+		}
+	}
+
 	missingBscs := findMissingBsc(searchResults1, searchResults2)
 	prettyPrintMissingBscs(searchResults1, missingBscs, out)
 }
@@ -115,7 +130,7 @@ func getBscs(res []searchResult) []string {
 }
 
 // Scans the file for bsc, CVE and issue numbers and returns the search results.
-func scanFile(pathToFile string) []searchResult {
+func scanFile(pathToFile string, ch chan<- []searchResult) {
 	var regexes []*regexp.Regexp
 	// creating the regexes with the regex-strings from main().
 	for _, regexString := range regexStrings {
@@ -139,7 +154,7 @@ func scanFile(pathToFile string) []searchResult {
 			}
 		}
 	}
-	return searchResults
+	ch <- searchResults
 }
 
 // Returns the given file as an array of lines.
diff --git a/syscall-restrictions-linux.go b/syscall-restrictions-linux.go
index 47dfaaf..62913c2 100644
--- a/syscall-restrictions-linux.go
+++ b/syscall-restrictions-linux.go
@@ -10,11 +10,14 @@ import (
 )
 
 func applySyscallRestrictions() {
-	var syscalls = []string{"read", "write", "close", "mmap", "munmap",
-		"rt_sigaction", "rt_sigprocmask", "clone", "execve", "sigaltstack",
-		"arch_prctl", "gettid", "futex", "sched_getaffinity", "epoll_ctl",
-		"openat", "newfstatat", "readlinkat", "pselect6", "epoll_pwait",
-		"epoll_create1", "exit_group"}
+
+	var syscalls = []string{"read", "write", "close", "fstat", "mmap",
+		"mprotect", "munmap", "brk", "rt_sigaction", "rt_sigprocmask",
+		"access", "nanosleep", "clone", "execve", "uname", "fcntl",
+		"sigaltstack", "arch_prctl", "gettid", "futex", "sched_getaffinity",
+		"set_tid_address", "epoll_ctl", "openat", "newfstatat",
+		"readlinkat", "set_robust_list", "epoll_create1", "pipe2",
+		"prlimit64", "exit_group"}
 	whiteList(syscalls)
 }
 
diff --git a/whitelist.py b/whitelist.py
index 5e51c86..73136b8 100644
--- a/whitelist.py
+++ b/whitelist.py
@@ -1,28 +1,37 @@
 # You can get a list of syscalls via strace:
-# $ strace -qcf ./team-suse
+# $ strace -qcf ./bscdiff
 
 dump = """\
 read
 write
 close
+fstat
 mmap
+mprotect
 munmap
+brk
 rt_sigaction
 rt_sigprocmask
+access
+nanosleep
 clone
 execve
+uname
+fcntl
 sigaltstack
 arch_prctl
 gettid
 futex
 sched_getaffinity
+set_tid_address
 epoll_ctl
 openat
 newfstatat
 readlinkat
-pselect6
-epoll_pwait
-epoll_create1"""
+set_robust_list
+epoll_create1
+pipe2
+prlimit64"""
 
 whitelist = dump.split("\n")
 whitelist.append("exit_group")  # I guess we alwas need to exit the program