diff --git a/CHANGELOG.md b/CHANGELOG.md
index 56aa2d8f..c9be2ceb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # CHANGELOG
 
+## v0.2.4
+
+* Remove dependency to app from API client (client package)
+
+## v0.2.3
+
+* Fix nil exception when looking for memory data
+
+## v0.2.2
+
+* Update client package to fit new API
+
 ## v0.2.1
 
 * Change runner PATH model
diff --git a/client/client.go b/client/client.go
index a50f8231..a34cce6c 100644
--- a/client/client.go
+++ b/client/client.go
@@ -7,11 +7,17 @@ import (
 	"net/url"
 	"strconv"
 
-	"github.com/Scalingo/acadock-monitoring/mem"
 	"gopkg.in/errgo.v1"
 )
 
-type MemoryUsage mem.Usage
+type MemoryUsage struct {
+	MemoryUsage        int64 `json:"memory_usage"`
+	SwapMemoryUsage    int64 `json:"swap_memory_usage"`
+	MemoryLimit        int64 `json:"memory_limit"`
+	SwapMemoryLimit    int64 `json:"swap_memory_limit"`
+	MaxMemoryUsage     int64 `json:"max_memory_usage"`
+	MaxSwapMemoryUsage int64 `json:"max_swap_memory_usage"`
+}
 
 type Client struct {
 	Endpoint string
diff --git a/mem/mem.go b/mem/mem.go
index dcf46347..661ea97a 100644
--- a/mem/mem.go
+++ b/mem/mem.go
@@ -6,6 +6,7 @@ import (
 	"strconv"
 	"sync"
 
+	"github.com/Scalingo/acadock-monitoring/client"
 	"github.com/Scalingo/acadock-monitoring/config"
 	"github.com/Scalingo/acadock-monitoring/docker"
 )
@@ -19,14 +20,7 @@ const (
 	LXC_MAX_SWAP_MEM_FILE   = "memory.memsw.max_usage_in_bytes"
 )
 
-type Usage struct {
-	MemoryUsage        int64 `json:"memory_usage"`
-	SwapMemoryUsage    int64 `json:"swap_memory_usage"`
-	MemoryLimit        int64 `json:"memory_limit"`
-	SwapMemoryLimit    int64 `json:"swap_memory_limit"`
-	MaxMemoryUsage     int64 `json:"max_memory_usage"`
-	MaxSwapMemoryUsage int64 `json:"max_swap_memory_usage"`
-}
+type Usage client.MemoryUsage
 
 func GetUsage(id string) (Usage, error) {
 	usage := Usage{}