diff --git a/tools/binman/btool/bootgen.py b/tools/binman/btool/bootgen.py
index f2ca552..1bc9f0a 100644
--- a/tools/binman/btool/bootgen.py
+++ b/tools/binman/btool/bootgen.py
@@ -132,6 +132,6 @@
 
         result = self.build_from_git(
             'https://github.com/Xilinx/bootgen',
-            'all',
+            ['all'],
             'bootgen')
         return result
diff --git a/tools/binman/btool/fiptool.py b/tools/binman/btool/fiptool.py
index c80f827..34002f5 100644
--- a/tools/binman/btool/fiptool.py
+++ b/tools/binman/btool/fiptool.py
@@ -109,6 +109,6 @@
             return None
         result = self.build_from_git(
             'https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git',
-            'fiptool',
+            ['fiptool'],
             'tools/fiptool/fiptool')
         return result
diff --git a/tools/binman/btool/futility.py b/tools/binman/btool/futility.py
index 04c9aef..0d3980d 100644
--- a/tools/binman/btool/futility.py
+++ b/tools/binman/btool/futility.py
@@ -170,7 +170,7 @@
         # .gitcookies file. So use a mirror instead.
         result = self.build_from_git(
             'https://github.com/sjg20/vboot_reference.git',
-            'all',
+            ['all'],
             'build/futility/futility',
             flags=['USE_FLASHROM=0'])
         return result