diff --git a/httpclient/client.go b/httpclient/client.go
index f4d4aab..24f4c9e 100644
--- a/httpclient/client.go
+++ b/httpclient/client.go
@@ -35,18 +35,18 @@ type Client struct {
 
 // Options/Variables for Client
 type ClientConfig struct {
-	Integration                  APIIntegration
-	HideSensitiveData            bool
-	CustomCookies                []*http.Cookie
-	MaxRetryAttempts             int
-	MaxConcurrentRequests        int
-	EnableDynamicRateLimiting    bool
-	CustomTimeout                time.Duration
-	TokenRefreshBufferPeriod     time.Duration
-	TotalRetryDuration           time.Duration // TODO do we need this now it's in the integration?
-	FollowRedirects              bool
-	MaxRedirects                 int
-	ConcurrencyManagementEnabled bool
+	Integration                 APIIntegration
+	HideSensitiveData           bool
+	CustomCookies               []*http.Cookie
+	MaxRetryAttempts            int
+	MaxConcurrentRequests       int
+	EnableDynamicRateLimiting   bool
+	CustomTimeout               time.Duration
+	TokenRefreshBufferPeriod    time.Duration
+	TotalRetryDuration          time.Duration // TODO do we need this now it's in the integration?
+	FollowRedirects             bool
+	MaxRedirects                int
+	EnableConcurrencyManagement bool
 }
 
 // BuildClient creates a new HTTP client with the provided configuration.
diff --git a/httpclient/config_validation.go b/httpclient/config_validation.go
index dadfcca..d09376b 100644
--- a/httpclient/config_validation.go
+++ b/httpclient/config_validation.go
@@ -7,25 +7,28 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"net/http"
 	"os"
+	"strings"
 	"time"
 )
 
 const (
-	DefaultLogLevelString            = "LogLevelInfo"
-	DefaultLogOutputFormatString     = "pretty"
-	DefaultLogConsoleSeparator       = "	"
-	DefaultLogExportPath             = "/defaultlogs"
-	DefaultMaxRetryAttempts          = 3
-	DefaultMaxConcurrentRequests     = 1
-	DefaultExportLogs                = false
-	DefaultHideSensitiveData         = false
-	DefaultEnableDynamicRateLimiting = false
-	DefaultCustomTimeout             = 5 * time.Second
-	DefaultTokenRefreshBufferPeriod  = 2 * time.Minute
-	DefaultTotalRetryDuration        = 5 * time.Minute
-	DefaultFollowRedirects           = false
-	DefaultMaxRedirects              = 5
+	DefaultLogLevelString              = "LogLevelInfo"
+	DefaultLogOutputFormatString       = "pretty"
+	DefaultLogConsoleSeparator         = "	"
+	DefaultLogExportPath               = "/defaultlogs"
+	DefaultMaxRetryAttempts            = 3
+	DefaultMaxConcurrentRequests       = 1
+	DefaultExportLogs                  = false
+	DefaultHideSensitiveData           = false
+	DefaultEnableDynamicRateLimiting   = false
+	DefaultCustomTimeout               = 5 * time.Second
+	DefaultTokenRefreshBufferPeriod    = 2 * time.Minute
+	DefaultTotalRetryDuration          = 5 * time.Minute
+	DefaultFollowRedirects             = false
+	DefaultMaxRedirects                = 5
+	DefaultEnableConcurrencyManagement = false
 )
 
 // LoadConfigFromFile loads http client configuration settings from a JSON file.
@@ -62,15 +65,32 @@ func LoadConfigFromFile(filepath string) (*ClientConfig, error) {
 // If any environment variables are not set, the default values defined in the constants are used instead.
 func LoadConfigFromEnv() (*ClientConfig, error) {
 	config := &ClientConfig{
-		HideSensitiveData:         getEnvAsBool("HIDE_SENSITIVE_DATA", DefaultHideSensitiveData),
-		MaxRetryAttempts:          getEnvAsInt("MAX_RETRY_ATTEMPTS", DefaultMaxRetryAttempts),
-		MaxConcurrentRequests:     getEnvAsInt("MAX_CONCURRENT_REQUESTS", DefaultMaxConcurrentRequests),
-		EnableDynamicRateLimiting: getEnvAsBool("ENABLE_DYNAMIC_RATE_LIMITING", DefaultEnableDynamicRateLimiting),
-		CustomTimeout:             getEnvAsDuration("CUSTOM_TIMEOUT", DefaultCustomTimeout),
-		TokenRefreshBufferPeriod:  getEnvAsDuration("TOKEN_REFRESH_BUFFER_PERIOD", DefaultTokenRefreshBufferPeriod),
-		TotalRetryDuration:        getEnvAsDuration("TOTAL_RETRY_DURATION", DefaultTotalRetryDuration),
-		FollowRedirects:           getEnvAsBool("FOLLOW_REDIRECTS", DefaultFollowRedirects),
-		MaxRedirects:              getEnvAsInt("MAX_REDIRECTS", DefaultMaxRedirects),
+		HideSensitiveData:           getEnvAsBool("HIDE_SENSITIVE_DATA", DefaultHideSensitiveData),
+		MaxRetryAttempts:            getEnvAsInt("MAX_RETRY_ATTEMPTS", DefaultMaxRetryAttempts),
+		MaxConcurrentRequests:       getEnvAsInt("MAX_CONCURRENT_REQUESTS", DefaultMaxConcurrentRequests),
+		EnableDynamicRateLimiting:   getEnvAsBool("ENABLE_DYNAMIC_RATE_LIMITING", DefaultEnableDynamicRateLimiting),
+		CustomTimeout:               getEnvAsDuration("CUSTOM_TIMEOUT", DefaultCustomTimeout),
+		TokenRefreshBufferPeriod:    getEnvAsDuration("TOKEN_REFRESH_BUFFER_PERIOD", DefaultTokenRefreshBufferPeriod),
+		TotalRetryDuration:          getEnvAsDuration("TOTAL_RETRY_DURATION", DefaultTotalRetryDuration),
+		FollowRedirects:             getEnvAsBool("FOLLOW_REDIRECTS", DefaultFollowRedirects),
+		MaxRedirects:                getEnvAsInt("MAX_REDIRECTS", DefaultMaxRedirects),
+		EnableConcurrencyManagement: getEnvAsBool("ENABLE_CONCURRENCY_MANAGEMENT", DefaultEnableConcurrencyManagement),
+	}
+
+	// Load custom cookies from environment variables.
+	customCookies := getEnvAsString("CUSTOM_COOKIES", "")
+	if customCookies != "" {
+		cookies := []*http.Cookie{}
+		for _, cookie := range strings.Split(customCookies, ";") {
+			parts := strings.SplitN(cookie, "=", 2)
+			if len(parts) == 2 {
+				cookies = append(cookies, &http.Cookie{
+					Name:  parts[0],
+					Value: parts[1],
+				})
+			}
+		}
+		config.CustomCookies = cookies
 	}
 
 	return config, nil