diff --git a/internal/config/config.go b/internal/config/config.go
index 94287e2..062f9d8 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -13,7 +13,7 @@ type Config struct {
 	URL             string   `env:"HYSTRIX_URL,required"`
 	Clusters        []string `env:"HYSTRIX_CLUSTERS"`
 	ReportLatencies []string `env:"HYSTRIX_REPORT_LATENCIES" envSeparator:"," envDefault:"100th,99.5th,99th,95th,90th,75th,50th,25th,0th,mean"`
-	ReportInterval  int      `env:"HYSTRIX_REPORT_INTERVAL" envDefault:"5"`
+	ReportInterval  float64  `env:"HYSTRIX_REPORT_INTERVAL" envDefault:"5"`
 }
 
 // Get the config
diff --git a/internal/report/librato/librato.go b/internal/report/librato/librato.go
index add8e44..d9d2657 100644
--- a/internal/report/librato/librato.go
+++ b/internal/report/librato/librato.go
@@ -12,7 +12,7 @@ import (
 )
 
 // New report type
-func New(user, token string, metrics []string, interval int) *Librato {
+func New(user, token string, metrics []string, interval float64) *Librato {
 	return &Librato{
 		user:     user,
 		token:    token,
@@ -30,7 +30,7 @@ type Librato struct {
 	reports  map[string]time.Time
 	lock     sync.RWMutex
 	metrics  []string
-	interval int
+	interval float64
 }
 
 // Report the given data to librato for the given cluster