diff --git a/README.md b/README.md
index 754469995..b083e9eaa 100644
--- a/README.md
+++ b/README.md
@@ -67,6 +67,8 @@ build:
     - amd64
 ```
 
+PS: Invalid GOOS/GOARCH combinations will automatically be skipped.
+
 This configuration specifies the build operating systems to Windows, Linux and MacOS using 64bit architecture, the name of the binaries is `drum-roll`.
 
 GoReleaser will then archive the result binaries of each Os/Arch into a separate file. The default format is `{{.Binary}}_{{.Os}}_{{.Arch}}`.
diff --git a/pipeline/build/build.go b/pipeline/build/build.go
index 7d4f3cee9..36a5f5fe8 100644
--- a/pipeline/build/build.go
+++ b/pipeline/build/build.go
@@ -36,6 +36,8 @@ func (Pipe) Run(ctx *context.Context) error {
 			goos := goos
 			goarch := goarch
 			if !valid(goos, goarch) {
+				log.Printf("Skipped build for %v/%v\n", goos, goarch)
+				<-sem
 				continue
 			}
 			name, err := nameFor(ctx, goos, goarch)
diff --git a/pipeline/build/valid_os.go b/pipeline/build/valid_os.go
index b3798d0ea..9dcf7534d 100644
--- a/pipeline/build/valid_os.go
+++ b/pipeline/build/valid_os.go
@@ -5,8 +5,8 @@ var valids = []string{
 	"androidarm",
 	"darwin386",
 	"darwinamd64",
-	"darwinarm",
-	"darwinarm64",
+	// "darwinarm", - requires admin rights and other ios stuff
+	// "darwinarm64", - requires admin rights and other ios stuff
 	"dragonflyamd64",
 	"freebsd386",
 	"freebsdamd64",
@@ -15,8 +15,8 @@ var valids = []string{
 	"linuxamd64",
 	"linuxarm",
 	"linuxarm64",
-	"linuxppc64",
-	"linuxppc64le",
+	// "linuxppc64", - https://github.com/golang/go/issues/10087
+	// "linuxppc64le", - https://github.com/golang/go/issues/10087
 	"linuxmips",
 	"linuxmipsle",
 	"linuxmips64",
@@ -26,7 +26,7 @@ var valids = []string{
 	"netbsdarm",
 	"openbsd386",
 	"openbsdamd64",
-	"openbsdarm",
+	// "openbsdarm", - https://github.com/golang/go/issues/10087
 	"plan9386",
 	"plan9amd64",
 	"solarisamd64",
diff --git a/pipeline/build/valid_os_test.go b/pipeline/build/valid_os_test.go
index 52da0296b..1c3e10298 100644
--- a/pipeline/build/valid_os_test.go
+++ b/pipeline/build/valid_os_test.go
@@ -1,13 +1,64 @@
 package build
 
 import (
+	"fmt"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
 )
 
 func TestValid(t *testing.T) {
-	assert.True(t, valid("windows", "386"))
-	assert.True(t, valid("linux", "386"))
-	assert.False(t, valid("windows", "arm"))
+	var platforms = []struct {
+		os, arch string
+	}{
+		{"android", "arm"},
+		{"darwin", "386"},
+		{"darwin", "amd64"},
+		{"dragonfly", "amd64"},
+		{"freebsd", "386"},
+		{"freebsd", "amd64"},
+		{"freebsd", "arm"},
+		{"linux", "386"},
+		{"linux", "amd64"},
+		{"linux", "arm"},
+		{"linux", "arm64"},
+		{"linux", "mips"},
+		{"linux", "mipsle"},
+		{"linux", "mips64"},
+		{"linux", "mips64le"},
+		{"netbsd", "386"},
+		{"netbsd", "amd64"},
+		{"netbsd", "arm"},
+		{"openbsd", "386"},
+		{"openbsd", "amd64"},
+		{"plan9", "386"},
+		{"plan9", "amd64"},
+		{"solaris", "amd64"},
+		{"windows", "386"},
+		{"windows", "amd64"},
+	}
+	for _, p := range platforms {
+		t.Run(fmt.Sprintf("%v %v is valid", p.os, p.arch), func(t *testing.T) {
+			assert.True(t, valid(p.os, p.arch))
+		})
+	}
+}
+
+func TestInvalid(t *testing.T) {
+	var platforms = []struct {
+		os, arch string
+	}{
+		{"darwin", "arm"},
+		{"darwin", "arm64"},
+		{"windows", "arm"},
+		{"windows", "arm64"},
+		{"linux", "ppc64"},
+		{"linux", "ppc64le"},
+		{"openbsd", "arm"},
+	}
+	for _, p := range platforms {
+		t.Run(fmt.Sprintf("%v %v is invalid", p.os, p.arch), func(t *testing.T) {
+			assert.False(t, valid(p.os, p.arch))
+		})
+	}
 }