diff --git a/repochecker/file-inspector/files.go b/repochecker/file-inspector/files.go
index 848ec98b..e1f7dbf0 100644
--- a/repochecker/file-inspector/files.go
+++ b/repochecker/file-inspector/files.go
@@ -1,13 +1,7 @@
 package main
 
 import (
-	"archive/tar"
-	"compress/bzip2"
-	"compress/gzip"
-	"fmt"
-	"io"
 	"log"
-	"os"
 	"path/filepath"
 	"strings"
 
@@ -24,59 +18,12 @@ func InspectFile(file *fic.EFile, exceptions *sync.CheckExceptions) (errs []erro
 
 	path := i.GetLocalPath(file.GetOrigin())
 
-	// Check there is more than 1 file in tarball
 	if filepath.Ext(file.Name) == ".tar" || strings.HasSuffix(file.Name, ".tar.gz") || strings.HasSuffix(file.Name, ".tar.bz2") {
-		fd, err := os.Open(path)
-		if err != nil {
-			log.Printf("Unable to open %q: %s", path, err.Error())
-			return
-		}
-		defer fd.Close()
-
-		var rd io.Reader
-		if strings.HasSuffix(file.Name, ".tar.gz") {
-			archive, err := gzip.NewReader(fd)
-			if err != nil {
-				log.Printf("Unable to uncompress gzip file %q: %s", file.Name, err.Error())
-				return
-			}
-			defer archive.Close()
-			rd = archive
-		} else if strings.HasSuffix(file.Name, ".tar.bz2") {
-			rd = bzip2.NewReader(fd)
-		} else {
-			rd = fd
-		}
-
-		nbFile := 0
-
-		tarrd := tar.NewReader(rd)
-		for {
-			header, err := tarrd.Next()
-			if err == io.EOF {
-				break
-			} else if err != nil {
-				log.Printf("An error occurs when analyzing the tarball %q: %s", file.Name, err.Error())
-				return
-			}
-
-			info := header.FileInfo()
-			if !info.IsDir() {
-				nbFile += 1
-			}
-		}
-
-		if nbFile < 2 {
-			if !exceptions.HasException(":one-file-tarball") {
-				errs = append(errs, fmt.Errorf("don't make a tarball for one file"))
-			}
-		} else if nbFile < 5 && false {
-			if !exceptions.HasException(":few-files-tarball") {
-				errs = append(errs, fmt.Errorf("don't make a tarball for so little files (:few-files-tarball)"))
-			}
-		} else {
-			log.Printf("%d files found in %q", nbFile, file.Name)
-		}
+		// Check there is more than 1 file in tarball
+		errs = append(errs, checkTarball(path, file, exceptions)...)
+	} else if filepath.Ext(file.Name) == ".zip" {
+		// Check there is more than 1 file in zip
+		errs = append(errs, checkZip(path, file, exceptions)...)
 	}
 
 	return
diff --git a/repochecker/file-inspector/tarball.go b/repochecker/file-inspector/tarball.go
new file mode 100644
index 00000000..20fa7561
--- /dev/null
+++ b/repochecker/file-inspector/tarball.go
@@ -0,0 +1,71 @@
+package main
+
+import (
+	"archive/tar"
+	"compress/bzip2"
+	"compress/gzip"
+	"fmt"
+	"io"
+	"log"
+	"os"
+	"strings"
+
+	"srs.epita.fr/fic-server/admin/sync"
+	"srs.epita.fr/fic-server/libfic"
+)
+
+func checkTarball(path string, file *fic.EFile, exceptions *sync.CheckExceptions) (errs []error) {
+	fd, err := os.Open(path)
+	if err != nil {
+		log.Printf("Unable to open %q: %s", path, err.Error())
+		return
+	}
+	defer fd.Close()
+
+	var rd io.Reader
+	if strings.HasSuffix(file.Name, ".tar.gz") {
+		archive, err := gzip.NewReader(fd)
+		if err != nil {
+			log.Printf("Unable to uncompress gzip file %q: %s", file.Name, err.Error())
+			return
+		}
+		defer archive.Close()
+		rd = archive
+	} else if strings.HasSuffix(file.Name, ".tar.bz2") {
+		rd = bzip2.NewReader(fd)
+	} else {
+		rd = fd
+	}
+
+	nbFile := 0
+
+	tarrd := tar.NewReader(rd)
+	for {
+		header, err := tarrd.Next()
+		if err == io.EOF {
+			break
+		} else if err != nil {
+			log.Printf("An error occurs when analyzing the tarball %q: %s", file.Name, err.Error())
+			return
+		}
+
+		info := header.FileInfo()
+		if !info.IsDir() {
+			nbFile += 1
+		}
+	}
+
+	if nbFile < 2 {
+		if !exceptions.HasException(":one-file-tarball") {
+			errs = append(errs, fmt.Errorf("don't make a tarball for one file"))
+		}
+	} else if nbFile < 5 && false {
+		if !exceptions.HasException(":few-files-tarball") {
+			errs = append(errs, fmt.Errorf("don't make a tarball for so little files (:few-files-tarball)"))
+		}
+	} else {
+		log.Printf("%d files found in %q", nbFile, file.Name)
+	}
+
+	return
+}
diff --git a/repochecker/file-inspector/zip.go b/repochecker/file-inspector/zip.go
new file mode 100644
index 00000000..d84ac95c
--- /dev/null
+++ b/repochecker/file-inspector/zip.go
@@ -0,0 +1,33 @@
+package main
+
+import (
+	"archive/zip"
+	"fmt"
+	"log"
+
+	"srs.epita.fr/fic-server/admin/sync"
+	"srs.epita.fr/fic-server/libfic"
+)
+
+func checkZip(path string, file *fic.EFile, exceptions *sync.CheckExceptions) (errs []error) {
+	r, err := zip.OpenReader(path)
+	if err != nil {
+		log.Printf("Unable to open %q: %s", path, err.Error())
+		return
+	}
+	defer r.Close()
+
+	if len(r.File) < 2 {
+		if !exceptions.HasException(":one-file-tarball") {
+			errs = append(errs, fmt.Errorf("don't make a ZIP archive for one file, use gzip instead"))
+		}
+	} else if len(r.File) < 5 && false {
+		if !exceptions.HasException(":few-files-tarball") {
+			errs = append(errs, fmt.Errorf("don't make a ZIP archive for so little files (:few-files-tarball)"))
+		}
+	} else {
+		log.Printf("%d files found in %q", len(r.File), file.Name)
+	}
+
+	return
+}