diff --git a/kiss b/kiss
index 4ed3a2a..f8d5211 100755
--- a/kiss
+++ b/kiss
@@ -480,8 +480,9 @@ pkg_build() {
         mkdir -p "$pkg_dir/$pkg/$pkg_db"
 
         # Move to the build directory and call the build script.
-        (cd "$mak_dir/$pkg"; fakeroot "$repo_dir/build" "$pkg_dir/$pkg") ||
-            die "[$pkg]: Build failed."
+        # This also saves the build output to a log file.
+        (cd "$mak_dir/$pkg"; fakeroot "$repo_dir/build" "$pkg_dir/$pkg" 2>&1 |
+         tee "$log_dir/$pkg-$date.log") || die "[$pkg]: Build failed."
 
         # Copy the repository files to the package directory.
         # This acts as the database entry.
@@ -505,6 +506,7 @@ pkg_build() {
     done
 
     log "Successfully built package(s)."
+    log "Saved build log files to '$log_dir'."
 
     # Turn the explicit packages into a 'list'.
     set -- $explicit_packages
@@ -1047,6 +1049,10 @@ main() {
     # variable is ever changed.
     old_ifs=$IFS
 
+    # Store the current date to properly name log files. This may also be
+    # used later for other functionality.
+    date=$(date +%F-%T)
+
     # Catch errors and ensure that build files and directories are cleaned
     # up before we die. This occurs on 'Ctrl+C' as well as success and error.
     trap pkg_clean EXIT INT
@@ -1059,6 +1065,7 @@ main() {
              "${tar_dir:=$cac_dir/extract-$pid}" \
              "${src_dir:=$cac_dir/sources}" \
              "${bin_dir:=$cac_dir/bin}" \
+             "${log_dir:=$cac_dir/logs}" \
         || die "Couldn't create cache directories."
 
     args "$@"